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Aviation faces hurdles to hit goals for cutting emissions

Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors walk on an Embarer E190-E2 Tech Shark aircraft at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) Visitors shelter from the sun under an umbrella as they walk under the wing of a Boeing 777-X, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) A member of the staff shelters from the sun under an umbrella as he sits next to the runway, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Alberto Pezzali) Visitors look at a model of the Wisk Aero autonomous aircraft, at the Farnborough Air Show fair in Farnborough, England, Tuesday, July 19, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022.(AP Photo/Alberto Pezzali) People rest in a shady place during a heatwave as they attend the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Frank Augstein) A mechanic checks the engine of a Boeing 737 at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Frank Augstein) An Airbus A350-900 is on display at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Frank Augstein) Boeing personnel sit in the shade in front of a Boeing 737 at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1191 exhibitors from around the world show their newest developments in future flight, space, defence, innovation, sustainability and workforce from July 18 until July 22, 2022. (AP Photo/Frank Augstein) A Boing 777X plane flies past at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1200 exhibitors from around the world will show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18 until July 22, 2022. (AP Photo/Frank Augstein) A visitor checks an airplane engine made by Pratt & Whitney at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1191 exhibitors from around the world show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18th until July 22, 2022. (AP Photo/Frank Augstein) A Boing 777X plane takes off at the Farnborough Air Show fair in Farnborough, England, Monday, July 18, 2022. Some 1200 exhibitors from around the world will show their newest developments in Future Flight, Space, Defence, Innovation, Sustainability and Workforce from July 18 until July 22, 2022. (AP Photo/Frank Augstein)