A man wearing a mask and dressed in a clown costume rides an electric tricycle while carrying a container in the shape of a rubber duck amid heavy smog in Beijing, China, December 29, 2015. (Photo by Jason Lee/Reuters)

The Jet Propulsion Lab team's RoboSimian robot turns on a valve at a simulated disaster-response course during day one of the Defense Advanced Research Projects Agency (DARPA) Robotics Challenge finals in Pomona, California, June 5, 2015. (Photo by David McNew/Reuters)

A woman affected by tear gas is assisted during a May Day protest against austerity measures, in San Juan, Puerto Rico May 1, 2018. (Photo by Alvin Baez/Reuters)

A pedestrian leaps across a flooded portion of the La Paz and Seventh Street intersection as a winter storm arrived, Thursday, December 6, 2018 in Victorville, Calif. The second round of a fall storm dumped snow and rain that jammed traffic on Southern California highways and loosened hillsides in wildfire burn areas on Thursday. (Photo by James Quigg/The Daily Press via AP Photo)

Backdropped by a night time view of the Earth and the starry sky, the Space Shuttle Endeavour is seen docked to the International Space Station on May 28, 2011. (Photo by Reuters/NASA)

Lola, owned by Kate Hansen, of Des Moines, Iowa, waits to be judged at the annual Drake Relays Beautiful Bulldog Contest, Monday, April 25, 2022, in Des Moines, Iowa. The pageant kicks off the Drake Relays festivities at Drake University where a bulldog is the mascot. (Photo by Charlie Neibergall/AP Photo)

A supporter wears a mask of US President Donald Trump on August 17, 2020 in Mankato, Minnesota as the president delivers remarks on jobs and the economy. (Photo by Kerem Yucel/AFP Photo)

A dancer warms up along 34th Street while waiting to perform during a pre-taping of the Macy's Thanksgiving Day Parade in front of the flagship store in New York, Wednesday, November 25, 2020. (Photo by Mary Altaffer/AP Photo)