Sun Rongchun, 57, exercises with an improvised cervical traction device attached to a high bar at a sports complex in Shenyang, Liaoning province, China on April 9, 2019. (Photo by Sheng Li/Reuters)

Circus performer from the Association of Circus Proprietors on Whitehall, London, Britain, 07 July 2020. The association handed a petition to Downing Street to ask British Prime Minister Boris Johnson to allow circuses to reopen. (Photo by Will Oliver/EPA/EFE)

Syrian refugee boys play with toy guns at Eminonu district in Istanbul, Turkey, 08 January 2019. (Photo by Sedat Suna/EPA/EFE)

Men dressed in protective suits stand around the coffin of Kenyan doctor Daniel Alushula who died of coronavirus disease (COVID-19), during his funeral in the village of Khumusalaba, in Kakamega county, Kenya on November 13, 2020. (Photo by Baz Ratner/Reuters)

Mozambique army soldiers take a ride on a motorbike in the streets of Palma, Cabo Delgado, Mozambique, 12 April 2021. The violence unleashed more than three years ago in Cabo Delgado province escalated again about two weeks ago, when armed groups first attacked the town of Palma. (Photo by Joao Relvas/EPA/EFE)

United States Air Force Academy graduates cheer as the United States Air Force Thunderbirds fly over the graduation for the Class of 2021 at Falcon Stadium on May 26, 2021 in Colorado Springs, Colorado. Chairman of the Joint Chiefs of Staff General Mark A. Milley gave the commencement address to the 1,019 graduates from the academy. (Photo by Michael Ciaglo/Getty Images)

Performers dressed as superhero characters pose with a child receiving the Pfizer-BioNtech Covid-19 vaccine for children aged 5-11 at a gym in San Juan City, suburban Manila on February 7, 2022. (Photo by Ted Aljibe/AFP Photo)

A handout picture provided by the Vatican Media shows Pope Francis holding a flag of Ukraine that was sent to him from the Ukrainian town of Bucha during the weekly general audience in the Paul VI Audience Hall, in Vatican City, 06 April 2022. The pontiff lamented the “massacre of Bucha”, in the Kyiv suburb where dozens of bodies in civilian clothing have been found, and renewed his calls for an end to the war in Ukraine. (Photo by Vatican Media Handout/EPA/EFE)