A closed loop “bubble” shuttle bus is seen on a snowy day during the Beijing 2022 Winter Olympics, in Beijing, China February 13, 2022. REUTERS/Tyrone Siu 

Volunteers walk at the closed loop "bubble" shuttle bus station on a snowy day during the Beijing 2022 Winter Olympics, in Beijing, China February 13, 2022. REUTERS/Tyrone Siu 

Olympic employees wearing face masks ride on a closed loop "bubble" shuttle bus as they leave after the victory ceremony during the Beijing 2022 Winter Olympics, in Beijing, China February 11, 2022. REUTERS/Tyrone Siu 

A person holds a flag of Olympic mascot Bing Dwen Dwen as olympic employees wearing face masks ride on a closed loop "bubble" shuttle bus as they leave after victory ceremony during the Beijing 2022 Winter Olympics, in Beijing, China February 11, 2022. REUTERS/Tyrone Siu 

Olympic employees wearing face masks ride on a closed loop "bubble" shuttle bus as they leave after victory ceremony during the Beijing 2022 Winter Olympics, in Beijing, China February 11, 2022. REUTERS/Tyrone Siu 

A security guard wears a protective mask and goggles with a Chinese flag sticker as he stands at the closed loop "bubble" shuttle bus stop during the Beijing 2022 Winter Olympics, in Beijing, China February 11, 2022. REUTERS/Tyrone Siu 

Members of the media and volunteers are seen on a shuttle bus after an event during the Beijing 2022 Winter Olympics, in Beijing, China February 6, 2022. REUTERS/Tyrone Siu 

Olympics - Beijing 2022 Winter Olympics - Torch Relay - Beijing, China - February 4, 2022. Torchbearer Pu Cunxin boards a shuttle after his torch relay session at the Summer Palace in Haidian district. REUTERS/Florence Lo 

2022 Beijing Olympics - General Preparations - Beijing, China - January 31, 2022. Members of the media are reflected in the window of a closed loop "bubble" shuttle bus as staff members wearing personal protective equipment (PPE), designed to prevent the spread of the coronavirus disease (COVID-19), stand inside Beijing Capital International Airport REUTERS/Susana Vera 

2022 Beijing Olympics - General Preparations - Beijing, China - January 31, 2022. A member of the media waves to a pedestrian from a closed loop "bubble" shuttle bus REUTERS/Susana Vera 

A woman sits in a closed loop "bubble" shuttle bus past the National Stadium, also known as the Bird's Nest, where the opening and closing ceremonies of Beijing 2022 Winter Olympics will be held, in Beijing, China January 30, 2022. REUTERS/Tyrone Siu 

A security guard stands at the entrance of a media hotel inside a closed loop area designed to prevent the spread of the coronavirus disease (COVID-19) ahead of the Beijing 2022 Winter Olympics in Beijing, China January 26, 2022. Picture taken through a window of a media shuttle bus. REUTERS/Fabrizio Bensch 

A man wearing a face mask passes by a closed loop "bubble" shuttle bus for member of media, ahead the Beijing 2022 Winter Olympics in Beijing, China January 25, 2022. REUTERS/Tyrone Siu 

A bus driver of a media shuttle bus inside a closed loop area designed to prevent the spread of the coronavirus disease (COVID-19) makes his way through the traffic to the Main Press Centre ahead of the Beijing 2022 Winter Olympics in Beijing, China January 24, 2022. REUTERS/Fabrizio Bensch 

People wait to take a media shuttle bus inside a closed loop area designed to prevent the spread of the coronavirus disease (COVID-19) at the Main Press Centre ahead of the Beijing 2022 Winter Olympics in Beijing, China, January 24, 2022. REUTERS/Fabrizio Bensch 

United Launch Alliance Atlas 5 rocket lifts off with the U.S. Space Force's fifth and sixth satellites for the Geosynchronous Space Situational Awareness Program, from Cape Canaveral Space Force Station, Florida, U.S., January 21, 2022. REUTERS/Joe Skipper 

A shuttle bus is pictured on the street outside the closed loop "bubble" area created around the Olympic venues to prevent the spread of coronavirus disease (COVID-19) ahead of the Beijing 2022 Winter Olympics, in Beijing, China January 19, 2022. REUTERS/Carlos Garcia Rawlins 

A driver is seen behind a shield to protect from the coronavirus disease (COVID-19) inside a media shuttle car ahead of the Beijing 2022 Winter Olympics in Beijing, China January 13, 2022. REUTERS/Fabrizio Bensch 

A media shuttle car stands at a security checkpoint to leave a hotel inside a closed loop area designed to prevent the spread of the coronavirus disease (COVID-19) ahead of the Beijing 2022 Winter Olympics in Beijing, China January 13, 2022. REUTERS/Fabrizio Bensch 

A shuttle bus leaves a hotel that is inside a closed loop area for a venue inside the Olympic bubble that has been created to prevent the spread of the coronavirus disease (COVID-19) at the Beijing 2022 Winter Olympics in Beijing, China, January 12, 2022. Picture taken January 12, 2022. REUTERS/Thomas Peter 

A shuttle bus leaves a hotel inside a closed loop area for a venue inside the Olympic bubble that has been created to prevent the spread of the coronavirus disease (COVID-19) at the Beijing 2022 Winter Olympics in Beijing, China, January 12, 2022. Picture taken January 12, 2022. REUTERS/Thomas Peter 

A shuttle bus is pictured outside the Main Press Centre ahead of the Beijing 2022 Winter Olympics in Beijing, China, January 11, 2022. REUTERS/Fabrizio Bensch 

Visitors ride a shuttle at a theme park on the man-made Ocean Flower Island, an integrated resort development by China Evergrande Group, in Danzhou, Hainan province, China January 7, 2022. Picture taken January 7, 2022. REUTERS/Aly Song 

Visitors ride a shuttle on the man-made Ocean Flower Island, an integrated resort development by China Evergrande Group, in Danzhou, Hainan province, China January 7, 2022. Picture taken January 7, 2022. REUTERS/Aly Song 

Members of the White House press corps, from their position in a shuttle bus near the end of the motorcade, ride along as U.S. President Joe Biden travels to attend a worship service at St. Ann's Catholic church in Wilmington, Delaware, U.S., January 1, 2022. REUTERS/Jonathan Ernst 

Kimberly Geraghty rides the shuttle bus as she arrives dressed as Santa Claus to participate in the charity Santa Sunday at Sunday River ski resort in Bethel, Maine, U.S., December 5, 2021. REUTERS/Brian Snyder 

Jess Ogden loads her skis onto the shuttle bus as she arrives dressed as Santa Claus to participate in the charity Santa Sunday at Sunday River ski resort in Bethel, Maine, U.S., December 5, 2021. REUTERS/Brian Snyder 

People wait for shuttle bus outside the Hong Kong-Zhuhai-Macao Bridge during Lunar New Year in Macau, China, January 24, 2023. REUTERS/Lam Yik 

A shuttle bus passes the Pretty Rocks site in Denali National Park, Alaska, U.S., July 21, 2020. Picture taken July 21, 2020. REUTERS/Yereth Rosen 

Visitors take a shuttle ride on a hot day at the 117th Kentucky State Fair in Louisville, Kentucky, U.S. August 21, 2021. REUTERS/Amira Karaoud 

John Deere tractors, converted into shuttles, wait to take visitors around the 117th Kentucky State Fair in Louisville, Kentucky, U.S. August 21, 2021. REUTERS/Amira Karaoud 

Taiga Hatekeyama and his mother Yasuyo wearing protective masks, amid the coronavirus disease (COVID-19) outbreak, wave to a shuttle bus leaving from the athletes' village for Tokyo 2020 Olympic Games in Tokyo, Japan, August 9, 2021. REUTERS/Kim Kyung-Hoon 

Taiga Hatekeyama and his mother Yasuyo wearing protective masks, amid the coronavirus disease (COVID-19) outbreak, wave to a shuttle bus leaving from the athletes' village for Tokyo 2020 Olympic Games in Tokyo, Japan, August 9, 2021. REUTERS/Kim Kyung-Hoon 

Taiga Hatekeyama and his mother Yasuyo wearing protective masks, amid the coronavirus disease (COVID-19) outbreak, wave to a shuttle bus leaving from the athletes' village for Tokyo 2020 Olympic Games in Tokyo, Japan, August 9, 2021. REUTERS/Kim Kyung-Hoon 

People wearing protective masks, amid the coronavirus disease (COVID-19) outbreak, wave to a shuttle bus leaving from the athletes' village for Tokyo 2020 Olympic Games in Tokyo, Japan, July 29, 2021. REUTERS/Kim Kyung-Hoon 

People wearing protective masks, amid the coronavirus disease (COVID-19) outbreak, wave to a shuttle bus leaving from the athletes' village for Tokyo 2020 Olympic Games in Tokyo, Japan, July 29, 2021. REUTERS/Kim Kyung-Hoon 

The Tokyo skyline is seen through the rear window of the Olympic shuttle bus ahead of the Tokyo 2020 Olympic Games, that have been postponed to 2021 due to the coronavirus disease (COVID-19), in Tokyo, Japan, July 21, 2021. Picture taken through a window from an official Olympic transport bus. REUTERS/Thomas Peter 

The Tokyo skyline is seen from the Olympic shuttle bus ahead of the Tokyo 2020 Olympic Games, that have been postponed to 2021 due to the coronavirus disease (COVID-19), in Tokyo, Japan, July 21, 2021. Picture taken through a window from an official Olympic transport bus. REUTERS/Thomas Peter 

Tokyo 2020 Olympic Games coverage is seen on a TV on an Olympic shuttle bus as the coronavirus disease (COVID-19) disease continues in Tokyo, Japan, July 21, 2021. REUTERS/Thomas Peter 

Wally Funk reacts after receiving her astronaut's wings from Blue Origin's Jeff Ashby, a former space shuttle commander at a post-launch press conference after she flew with three crewmates on Blue Origin's inaugural flight to the edge of space, in the nearby town of Van Horn, Texas, U.S., July 20, 2021. REUTERS/Joe Skipper 

Billionaire American businessman Jeff Bezos wears his astronaut's wings after receiving them from Blue Origin's Jeff Ashby, a former space shuttle commander at a post-launch press conference after his flight on Blue Origin's inaugural flight to the edge of space, in the nearby town of Van Horn, Texas, U.S., July 20, 2021. REUTERS/Joe Skipper 

Wally Funk reacts after receiving her astronaut's wings from Blue Origin's Jeff Ashby, a former space shuttle commander at a post-launch press conference after she flew with three crewmates on Blue Origin's inaugural flight to the edge of space, in the nearby town of Van Horn, Texas, U.S., July 20, 2021. REUTERS/Joe Skipper 

Wally Funk receives her astronaut's wings from Blue Origin's Jeff Ashby, a former space shuttle commander at a post-launch press conference after she flew with three crewmates on Blue Origin's inaugural flight to the edge of space, in the nearby town of Van Horn, Texas, U.S., July 20, 2021. REUTERS/Joe Skipper 

Billionaire American businessman Jeff Bezos (L) receives his astronaut's wings from Blue Origin's Jeff Ashby, a former space shuttle commander, as he and his crew mates appear at a post-launch news conference after they flew on Blue Origin's inaugural flight to the edge of space, in the nearby town of Van Horn, Texas, U.S. July 20, 2021. REUTERS/Joe Skipper 

Walkers board a shuttle bus to drive to the beginning of an 11km walk to the site of the Qu'Appelle Industrial School, a residential school for First Nations children that operated from 1884-1973, and was demolished in 1993, on Canada Day in Lebret, Saskatchewan, Canada, July 1, 2021.  Calls to scale back or cancel Canada Day celebrations snowballed after, beginning in May, almost 1,000 unmarked graves were found at former residential schools in British Columbia and Saskatchewan that were mainly run by the Catholic Church and funded by the government. REUTERS/Valerie Zink 

Electric vehicles are pictured at an internal shuttle bus station of the Tokyo 2020 Olympic and Paralympic Village in Tokyo, Japan, June 20, 2021. REUTERS/Kim Kyung-Hoon 

Electric vehicles are pictured at an internal shuttle bus station of the Tokyo 2020 Olympic and Paralympic Village in Tokyo, Japan, June 20, 2021. REUTERS/Kim Kyung-Hoon 

People queue to take a shuttle bus while visiting the Mutianyu section of the Great Wall of China during Labour Day holiday, following the outbreak of the coronavirus disease (COVID-19), in Beijing, China May 2, 2021. REUTERS/Carlos Garcia Rawlins 

Athletics - Athletics World Relays Championships - Silesian Stadium, Chorzow, Poland - May 1, 2021 Germany's Anne Weigold, Gregor Traber, Erik Balnuweit and Monika Zapalska pose for a photo after the Shuttle Hurdles Relay race REUTERS/Aleksandra Szmigiel 

People sit in a shuttle bus arriving at Austria Center, which has been set up as a coronavirus disease (COVID-19) mass vaccination centre, in Vienna, Austria April 22, 2021. REUTERS/Lisi Niesner 

A shuttle bus arrives at Austria Center, which has been set up as a coronavirus disease (COVID-19) mass vaccination centre, in Vienna, Austria April 22, 2021. REUTERS/Lisi Niesner 

A health worker prepares a dose of the Sputnik V (Gam-COVID-Vac) vaccine against the coronavirus disease (COVID-19) at the Tecnopolis Park, in Buenos Aires, Argentina April 15, 2021. REUTERS/Agustin Marcarian 

Subway riders wearing protective face masks exit the shuttle train during the coronavirus pandemic at the Times Square stop in New York City, U.S., March 11, 2021. REUTERS/Shannon Stapleton 

Travellers from an international flight line up to board a shuttle which will take them to a quarantine hotel, as part of Canada's new measures against the coronavirus disease (COVID-19), at Toronto Pearson International Airport in Mississauga, Ontario, Canada February 24, 2021. REUTERS/Carlos Osorio 

Chander Gawri shows the at-home COVID-19 test given to all international arrivals before he boards a shuttle which will take him to a quarantine hotel, as part of Canada's new measures against the coronavirus disease (COVID-19), at Toronto Pearson International Airport in Mississauga, Ontario, Canada February 24, 2021. REUTERS/Carlos Osorio 

A worker uses her phone to take pictures of a high speed railway station that she has been working on, as she travels back to her dorm on a shuttle bus in Beijing, China. February 6, 2021. REUTERS/Tingshu Wang SEARCH "MIGRANTS WANG" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Yang Nianlian, 33, a migrant worker, waits with other security guards for the shuttle bus to take them to work early in the morning in Beijing, China, February 8, 2021. "A dream of mine is to work hard in the city and earn as much money as I can, for my family, for my child," Nianlian said, "But today I feel like I've let them down somehow." REUTERS/Tingshu Wang SEARCH "MIGRANTS WANG" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

Workers travel home on a shuttle bus in Beijing, China, January 31, 2021. REUTERS/Tingshu Wang SEARCH "MIGRANTS WANG" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

A lorry driver looks out from an internal shuttle bus as he arrives at the Eurotunnel on route to France on the first day after the end of the Brexit transition period, Folkestone, Britain, January 1, 2021. REUTERS/Toby Melville 

An Eurotunnel Shuttle freight from France to Britain is seen in Coquelles, near Calais, France, December 31, 2020. REUTERS/Pascal Rossignol