AP PHOTOS: Bye bye bubble — but 1 final zero-COVID reminder


              People sleep on benches next to cutouts of the Olympic mascot Bing Dwen Dwen at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Jae C. Hong)
            
              Olympic workers in protective clothing stand at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Natacha Pisarenko)
            
              Olympic workers in protective clothing take a rest after helping travelers at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Frank Augstein)
            
              A passenger walks past airport employees in protective gear at the Beijing Capital International Airport at the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Jae C. Hong)
            
              Olympic workers in protective clothing help travelers at the Beijing Capital International airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Frank Augstein)
            
              Volunteers ride on a cart at the Beijing Capital International Airport after the conclusion of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              Olympic workers in protective clothing pose for a picture at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Frank Augstein)
            
              An airport employee in protective gear works at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Jae C. Hong)
            
              Olympic workers in protective clothing rest after they helped travelers at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Alessandra Tarantino)
            
              Jamaican passengers line up to check in for their flights at Beijing Capital International Airport after the conclusion of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              A customs worker checks forms at the Beijing Capital International Airport after the conclusion of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              A volunteer moves a passenger's baggage at Beijing Capital International Airport after the conclusion of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              Olympic workers in protective clothing rest after they helped travelers at the Beijing Capital International airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Frank Augstein)
            
              Passengers check their bags at the Beijing Capital International Airport after the conclusion of the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              A volunteer carries a passenger's luggage at Beijing Capital International Airport after the 2022 Winter Olympics, Sunday, Feb. 20, 2022, in Beijing. (AP Photo/Ashley Landis)
            
              Airport workers assist with luggage at the Beijing Capital International Airport at the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Jae C. Hong)
            
              Airport workers assist with luggage at the Beijing Capital International Airport at the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Jae C. Hong)
            
              Olympic workers in protective clothing help travelers at Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Frank Augstein)
            
              An Olympic worker wearing a protective suit pushes trolleys at the Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing. (AP Photo/Natacha Pisarenko)
            
              Olympic workers in protective clothing have a meeting at Beijing Capital International Airport after the 2022 Winter Olympics, Monday, Feb. 21, 2022, in Beijing, China. (AP Photo/Alessandra Tarantino)