Katy Perry attends the 2019 Met Gala celebrating “Camp: Notes on Fashion” at the Metropolitan Museum of Art on May 06, 2019 in New York City. (Photo by Andrew Kelly/Reuters)

Vietnamese model Ngoc Trinh poses as she arrives for the screening of the film “A Hidden Life” at the 72nd edition of the Cannes Film Festival in Cannes, southern France, on May 19, 2019. (Photo by The Mega Agency)

In this picture taken on October 27, 2019 lightening strikes on a building during a thunderstorm in Bangkok. (Photo by Mladen Antonov/AFP Photo)

Protesters run for cover after riot police fired tear gas towards the bridge they were climbing down to the road below, to escape from Hong Kong Polytechnic University campus and from police, in Hung Hom district in Hong Kong on November 18, 2019. Dozens of Hong Kong protesters escaped a besieged university campus on November 18 by lowering themselves on a rope from a footbridge to a highway, AFP video showed. Once on the road they were seen being picked up by waiting motorcyclists. (Photo by Anthony Wallace/AFP Photo)

A tourist carries her luggage in a flooded St. Mark's Square, in Venice, Wednesday, November 13, 2019. The high-water mark hit 187 centimeters (74 inches) late Tuesday, Nov. 12, 2019, meaning more than 85% of the city was flooded. The highest level ever recorded was 194 centimeters (76 inches) during infamous flooding in 1966. (Photo by Luca Bruno/AP Photo)

A car drives through a flooded road following heavy rain in Gaza City on December 27, 2019. (Photo by Mohammed Abed/AFP Photo)

Former leader of Britain's UKIP party, Nigel Farage (C) reacts as he speaks with Italian-Swedish MEP Anna Maria Corazza Bildt (L) and British Journalist Rachel Johnson during a panel discussion at a conference on Brexit, at the Saatchi Gallery in London on February 19, 2019. The British government on Friday dismissed as a “hiccup” its latest parliamentary defeat over Brexit, saying it would press on with trying to renegotiate its EU divorce deal as exit day looms in just six weeks. (Photo by Tolga Akmen/AFP Photo)

An otter reaches for a snack from a customer at an otter cafe in Tokyo. Asian small-clawed otters are increasingly popular as novelty pets, particularly in Japan. Now international trade in the species may be banned. (Photo by Noriko Hayashi/The New York Times)