A police officer stands at a police cordon near the scene of a terror attack in London, U.K., on Sunday, June 4, 2017. A van swerved into Saturday-night crowds on London Bridge, before three men got out and went on a stabbing rampage through nearby bars. (Photo by Luke MacGregor/Bloomberg)

Medic James E. Callahan of Pittsfield, Mass., gives mouth-to-mouth resuscitation to a dying soldier in war zone D, about 50 miles northeast of Saigon, June 17, 1967. Thirty-one men of the 1st Infantry Division were reported killed in the guerrilla ambush, with more than 100 wounded. (Photo by Henri Huet/AP Photo)

A girl walks in front of a graffiti painted on the wall of a house located inside the 15th-century complex built by Mameluk Sultan al-Ashraf Qaitbey, in Cairo's City of the Dead, Egypt February 13, 2017. (Photo by Amr Abdallah Dalsh/Reuters)

Women wearing kimono and protective masks make their way to Coming of Age Day celebration ceremony, amid the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan, January 10, 2022. (Photo by Kim Kyung-Hoon/Reuters)

The Patrouille Suisse jets perform prior to the Men's Downhill race at the Fis Alpine Skiing World Cup in Wengen, Switzerland, 15 January 2022. (Photo by Jean-Christophe Bott/EPA/EFE)

A dragon crew team performs at a shopping mall to welcome the Lunar new year in Taoyuan, Taiwan on February 1, 2022. (Photo by Ann Wang/Reuters)

Nigerian make-up artist, Mary Oni, creates artwork on her chest using make-up, in her home in Lagos, Nigeria on January 26, 2022. (Photo by Seun Sanni/Reuters)

China's Gu Ailing Eileen waits to see her score as she competes in the freestyle skiing women's freeski slopestyle final run during the Beijing 2022 Winter Olympic Games at the Genting Snow Park H & S Stadium in Zhangjiakou on February 15, 2022. (Photo by Marco Bertorello/AFP Photo)