UK leader hopefuls jostle as Johnson digs in for final weeks


              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office rests in front of 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Larry the Cat, Britain's Chief Mouser to the Cabinet Office sits at the door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              A police officer strokes Larry the Cat, Britain's Chief Mouser to the Cabinet Office at Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Prime Minister Boris Johnson arrives to read a statement outside 10 Downing Street, London, formally resigning as Conservative Party leader, in London, Thursday, July 7, 2022. Johnson said Thursday he will remain as British prime minister while a leadership contest is held to choose his successor. (AP Photo/Frank Augstein)
            
              James Cleverly, named as new education secretary, arrives for a cabinet meeting at 10 Downing Street in London, Thursday, July 7, 2022. (AP Photo/Frank Augstein)
            
              A customer looks at frontpages of newspapers that are on display at a newsagent in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming prime minister, he was resigning and would remain in office only until a successor emerged. (AP Photo/Frank Augstein)
            
              The door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming Prime Minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              The door to 10 Downing Street in London, Friday, July 8, 2022. Britain's Prime Minister Boris Johnson announced that less than three years after becoming Prime Minister, he was resigning and would remain in office only until a successor emerged.(AP Photo/Frank Augstein)
            
              Prime Minister Boris Johnson walks back inside after reading a statement outside 10 Downing Street, London, formally resigning as Conservative Party leader, in London, Thursday, July 7, 2022. Johnson said Thursday he will remain as British prime minister while a leadership contest is held to choose his successor. (AP Photo/Frank Augstein)