A Chinese woman poses for a photo in front of a flower display dedicated to frontline health care workers during the COVID-19 pandemic that was created with other floral decorations in advance of the country's national holidays, also known as Golden week on September 28, 2020 in Beijing, China. China will celebrate national day marking the founding of the People's Republic of China on October 1st.(Photo by Kevin Frayer/Getty Images)

A potential Banksy has appeared on Vale Street in Bristol, United Kingdom on December 10, 2020. The elusive artist is from the city and is known for creating new works without anyone catching him in the act. An image of an old woman sneezing without covering her mouth has been spotted on a wall in the Totterdown area – a possible nod to the current health crisis. Crowds are already gathering at the bottom of Vale Street – one of Britain's steepest roads – to take pictures and discuss. (Photo by South West News Service/Action Press)

A man sets himself on fire during protest rallies in front of the presidential office in Kiev, Ukraine on February 26, 2020. The man, who called himself Oleksandr Burlakov, said subsequently that his motive was to draw the attention of the authorities to his plight, related to the ownership of the land parcel. (Photo by Ihor Behus/Reuters)

Steve Kent skis through Times Square during a snowstorm, Monday, February 1, 2021, in the Manhattan borough of New York. (Photo by John Minchillo/AP Photo)

Workers wearing face masks as a protection against the coronavirus disease (COVID-19) carry roasted pigs, locally known as “lechon”, at a restaurant, in Quezon City, Metro Manila, Philippines, December 21, 2020. (Photo by Lisa Marie David/Reuters)

Residents protest a police operation targeting drug traffickers in the Jacarezinho favela of Rio de Janeiro, Brazil, Thursday, May 6, 2021. At least 25 people died during the operation, including one police officer and 24 suspects, according to the press office of Rio's civil police. (Photo by Silvia Izquierdo/AP Photo)

A rickshaw puller waits for customers during heavy rainfall in Kathmandu, Nepal, 28 May 2021. As Government stricken nationwide lockdown from 28 May 2021 to control coronavirus disease (COVID-19) infection and deaths, low-income families are struggling to cater for their daily lives. (Photo by Narendra Shrestha/EPA/EFE)

TVs display a reaction of Japan's Uta Abe, the gold medallist of the judo women's -52kg during the Tokyo 2020 Olympic Games, to celebrate the victory of her brother Hifumi Abe as he wins the judo men's -66kg final at an electronics retail shop in Tokyo on July 25, 2021. (Photo by Yasuyoshi Chiba/AFP Photo)