Staff members clean the court during the Women's Preliminary Round - Pool B volleyball match between China and Argentina on day ten of the Tokyo 2020 Olympic Games at Ariake Arena on August 2, 2021 in Tokyo, Japan. (Photo by Carlos Garcia Rawlins/Reuters)

Jesus Taborda and Sabrina Amuchastegui compete in the final round of the Tango World Championship stage category, in Buenos Aires, Argentina, Saturday, September 25, 2021. (Photo by Natacha Pisarenko/AP Photo)

In the early morning of September 22, 2021, in the Baiyun Mountain Forest Park, Wuzhou City, Guangxi, the surrounding mountains are unobstructed, clouds and mists are lingering, and the gorgeous colorful glow is reflected by the sunrise. (Photo by Sipa Asia/Rex Features/Shutterstock)

A medical staff member rests next to a patient infected with Covid-19 in the intensive care unit of Lozenets Hospitalin Sofia on November 9, 2021. Bulgaria is among the countries with the highest number of deaths compared to its population. (Photo by Nikolay Doychinov/AFP Photo)

Los Angeles Chargers wide receiver Keenan Allen runs onto the field before an NFL football game against the Pittsburgh Steelers, Sunday, November 21, 2021, in Inglewood, Calif. (Photo by Ashley Landis/AP Photo)

Yala national park, Sri Lanka. Category: Action. “The daylight was fading and I was scanning the bush for a leopard. Then, I saw this garden lizard and a common bronzeback snake in the road. When the snake struck, the lizard performed amazing acrobatics to avoid it. The snake didn’t enjoy the extra attention from the crowd of jeeps. The distraction gave the lizard the chance to live another day”. (Photo by Sajith Buddikha Withanage/National Geographic Traveller UK)

Arrow sports his new elastic booties at a PetSmart in Tempe, Ariz. on Tuesday, June 20, 2017. Phoenix radio station KSLX handed out the protective coverings to protect dogs' paws from the hot pavement, as temperatures in Phoenix are forecasted to hit 120 degrees (48°C). (Photo by Angie Wang/AP Photo)

Nepalese army personnel pay tributes before the body of a person who died of COVID-19 before cremating the same in Kathmandu, Nepal, Monday, August 17, 2020. (Photo by Niranjan Shrestha/AP Photo)