A man rides his motorcycle along an empty street in Cali on April 17, 2021, during a curfew imposed by the government to help curb infections of the novel coronavirus, COVID-19, as weekend partial lockdown takes effect in four Colombian cities. In recent weeks, the Colombian government has imposed, and then tightened, a series of restrictions to stem a third wave of infections that is bringing its health system to the brink of collapse. (Photo by Luis Robayo/AFP Photo)

A prong extending from a remote-controlled robot prototype approaches the mouth of a volunteer to extract a throat swab sample, as part of a self-funded project to assist physicians in running tests on suspected COVID-19 coronavirus patients in a bid to limit human exposure to disease-carriers, at a private hospital in Egypt's Nile delta city of Tanta, on March 20, 2021. (Photo by Khaled Desouki/AFP Photo)

Protesters clash with police at Speakers Corner as thousands attend Unite For Freedom Against COVID-19 passports and vaccines in London, UK on April 24, 2021. People called online to a flash mob-style mass gathering against vaccine passport, face masks and lockdown. The government aims to provide official proof of vaccination for millions of British holidaymakers this summer starting as early as 17 May. (Photo by World Entertainment News Network)

Five-year-old Julia cuddles a free teddy bear at a toy adoption station in a branch of Dobbies in Wallington, UK on December 4, 2023. Research shows almost half of parents (46%) in Britain plan to spend less on their children’s Christmas presents this year, and 47% believe their child would not mind receiving a preloved toy as a gift. (Photo by Michael Leckie/PA Wire Press Association)

A woman with a dove on her back pays tribute to Yemanja, goddess of the sea, during a traditional New Year's Eve celebration in Copacabana Beach in Rio de Janeiro, Brazil on December 29, 2023. (Photo by Pilar Olivares/Reuters)

Journalists wear face mask and keep distance as they attend news conference by German Health Minister Jens Spahn about the developing of the coronavirus crisis test strategy in Berlin, Germany, Thursday, August 6, 2020. (Photo by Markus Schreiber/AP Photo)

Polar Bear club swimmers take their annual swim in the sea at Coney Island in New York City on January 1, 2014. (Photo by Curtis Means/ACE/INFphoto.com)

An ancient oak tree sits in a Shropshire field as the first signs of Spring begin to show across the United Kingdom on February 19, 2014 in Bridgnorth, England. (Photo by Christopher Furlong/Getty Images)