A four-legged robot dog called SPOT patrols a park as it undergoes testing to be deployed as a safe distancing ambassador, following the coronavirus disease (COVID-19) outbreak, in Singapore on May 8, 2020. (Photo by Edgar Su/Reuters)

In this November 26, 2018 photo, men run during 100 meters athletics competition of the second edition of the Panamanian indigenous games in Piriati, Panama. These games were held in the Embera town of Piriati, some 55 miles (90 kilometers) east of Panama City. (Photo by Arnulfo Franco/AP Photo)

People watch the Pikachu parade which is a part of the 2023 Pokémon World Championships, at Grand Mall Park in Yokohama on August 11, 2023. (Photo by Philip Fong/AFP Photo)

German troops in Stalingrad, USSR. September 10, 1942. (Photo by TASS)

Ammunition airlift into besieged Khe Sanh, Operation Pegasus, April 1968. (Photo by Larry Burrows/AP Photo)

Runners use headtorches as they compete in Centurion South Downs Way 100 ultramarathon, at Firle Bostal near Lewes, south of London on June 9, 2024. The Centurion South Downs Way 100, is an ultramarathon, predominantly off road course, covering a distance of 100 miles (160,9 kilometres) and that takes the competitors along the South Downs Way from Winchester in Hampshire to Eastbourne in East Sussex. (Photo by Ben Stansall/AFP Photo)

National Guardsmen are put through riot training in Boston's Commonwealth Armory on Friday, October 18, 1974. Massachusetts Gov. Francis W. Sargent called up the guard to quell school violence, but the city has been relatively calm and the guard has remained in the armories. (Photo by JWG/AP Photo)

Children playing their smart phone during Lunar New Year's Eve celebrations at Fuk Ling Miau temple on January 28, 2025 in Yogyakarta, Indonesia. Chinese New Year, also known as Lunar New Year, will begin on January 29, 2025, marking the Year of the Snake. The celebrations, which last for approximately 15 days, are filled with traditional activities such as family gatherings, lion dances, and the exchange of red envelopes, making it a vibrant cultural event observed by Chinese communities worldwide. (Photo by Ulet Ifansasti/Getty Images)