Argentinian dancer Maria Belen Ciaschi, stranded in Lebanon due to COVID-19 coronavirus pandemic, dances flamenco to the music played by Uruguayan singer Walter Javier Maulelo while both wearing a mask on a seafront boardwalk in the northern coastal city of Batroun, on April 15, 2020. (Photo by Ibrahim Chalhoub/AFP Photo)

Commuters, some of them wearing masks as a precaution against the coronavirus ride an auto-rickshaw in Noida, outskirts of New Delhi, India, Thursday, July 16, 2020. (Photo by Altaf Qadri/AP Photo)

Vaccinators wear protective masks as they get their temperature checked, during an anti-polio campaign, in a low-income neighborhood as the spread of the coronavirus disease (COVID-19) continues, in Karachi, Pakistan on July 20, 2020. (Photo by Akhtar Soomro/Reuters)

Members of Les Gonfles dance company Didier Theron begin their performance in the district of La Paillade, Montpellier, France on July 28, 2020. (Photo by Guillaume Bonnefont/ZUMA Press/Rex Features/Shutterstock)

Cosplayers wearing face masks pose for a picture at the China Digital Entertainment Expo and Conference (ChinaJoy) in Shanghai, following the coronavirus disease (COVID-19) outbreak, China on July 31, 2020. (Photo by Aly Song/Reuters)

Ukrainian Air Force officers attend a graduation ceremony at the National University of Defence of Ukraine in Kiev, April 24, 2015. (Photo by Gleb Garanich/Reuters)

Musicians in Father Frost costumes ride along Nevsky Avenue on the Dedmorobus (portmanteau of “Father Frost” and “bus”) musical bus to entertain citizens ahead of New Year celebrations in St Petersburg, Russia on December 28, 2020. (Photo by Alexander Demianchuk/TASS)

A demonstration on March 15, 1922 on Palace Roof, 57th Street and 7th Avenue, showing the shellproof steel jacket. Leo Krause wearing the jacket, which weighs 12 pounds. Shots used, 38 and 45 calibre, at close range. (Photo by Bettmann Archive)