In this Tuesday January 21, 2014, file photo, slaughtered chickens are displayed for sale at a wholesale poultry market in Shanghai. The Chinese government on Tuesday, June 1, 2021, says a 41-year-old man has contracted what might be the w0orld’s first human case of the H10N3 strain of bird flu, but the risk of large-scale spread is low. (Photo by AP Photo/File)

Police cars are seen overturned in the street in the framework of a demonstration against Cuban President Miguel Diaz-Canel in Havana, on July 11, 2021. Thousands of Cubans took part in rare protests Sunday against the communist government, marching through a town chanting “Down with the dictatorship” and “We want liberty”. (Photo by Yamil Lage/AFP Photo)

Japan's Mayumi Someya (R) competes against Venezuela's Claudymar Garces Sequera in the women's kumite -61kg elimination round of the karate competition during the Tokyo 2020 Olympic Games at the Nippon Budokan in Tokyo on August 6, 2021. (Photo by Carl Recine/Reuters)

Fifty years ago, as France exploded in mass protests, words scrawled on the walls of the Sorbonne summed up the revolutionary zeal of the time: “Run free, comrade, we’ve left the old world behind!”. Sexual liberation, artistic creativity and anti-capitalism were the order of the day. For those who were there, it was an unforgettable time. Here: A wounded student is transported by first-aid workers during riots on the Boulevard Saint-Michel, Paris, France on May 6, 1968. (Photo by Gökşin Sipahioğlu/SIPA Press)

Cha Huilan, a 40-year old Lisu woman, and her daughter leave Lazimi village with a zipline across the Nu River in Nujiang Lisu Autonomous Prefecture in Yunnan province, China, March 24, 2018. Chinese mountain villagers, cut off from shops and churches by a raging river, use a zipline to cross its violent rapids and jagged rocks. (Photo by Aly Song/Reuters)

A plane battling the Ferguson Fire passes the setting sun in unincorporated Mariposa County Calif., near Yosemite National Park on Sunday, July 15, 2018. (Photo by Noah Berger/AP Photo)

Best portfolio winner. Roseate Spoonbill, Platalea ajaja, by Petr Bambousek, Czech Republic. (Photo by Petr Bambousek/2018 Bird Photographer of the Year)

Brazilian model Adriana Lima continues her vacation in Marbella, Spain on July 29, 2019. Dressed in a short blue jumpsuit. (Photo by The Mega Agency)