Miss Philippines Catriona Gray reacts as she is named the winner while holding hands with Miss South Africa Tamaryn Green during the final round of the Miss Universe pageant in Bangkok, Thailand, December 17, 2018.

Li Wenzu, the wife of prominent Chinese rights lawyer Wang Quanzhang, has her head shaved in protest over the government's treatment of her husband in Beijing, China, December 17, 2018.

Britain's Prime Minister Theresa May leaves 10 Downing Steet in London, Britain, December 17, 2018.

A girl looks through a window of the tourist train 'La Sabana' decorated with Christmas lights in Bogota, Colombia December 11, 2018. Picture taken December 11, 2018.

A woman reacts after a fire burnt several businesses in a street of Port-au-Prince, Haiti, December 16, 2018.

U.S. former Federal Bureau of Investigation (FBI) Director James Comey walks past a group of reporters as he arrives to give closed-door testimony to the House Oversight and House Judiciary committees, as part of their probes into Comey's 2016 handling of the investigation into former Secretary of State Hillary Clinton's email use, on Capitol Hill in Washington, U.S. December 17, 2018.

A mother of a child, suspected of dying from Ebola, cries near her child's coffin in Beni, North Kivu Province of Democratic Republic of Congo, December 17, 2018. REUTERS/Goran Tomasevic

Alpine Skiing - Alpine Skiing World Cup - Men's Parallel Giant Slalom - Alta Badia, Italy - December 17, 2018 Austria's Marcel Hirsher in action during the Men's Parallel Giant Slalom

Singer Carla Bruni-Sarkozy poses with her wax figure made by German sculptor Claus Velte at the Grevin wax museum during the presentation of her waxwork in Paris, France, December 17, 2018.

People are seen ice skating at Rockefeller Center as the rain falls in Manhattan, New York, U.S., December 16, 2018. REUTERS/Amr Alfiky - RC1EFAD825C0

Forensic experts search for evidence after a bomb blast outside the Greek SKAI TV building in Athens, Greece December 17, 2018.

Journalists stand in the newsroom of Venezuela's El Nacional newspaper after it published its last print edition on Friday, after struggling for years under government pressure and a collapsing economy, in Caracas, Venezuela December 14, 2018.

An aerial view shows a climber, dressed as Santa Claus, who decorates a 57-metre-high Christmas tree in a park on Tatyshev Island, located in the middle of the Yenisei River in the Siberian city of Krasnoyarsk, Russia December 17, 2018.

Soccer Football - Liga MX Final Second Leg - Cruz Azul v America, Azteca Stadium, Mexico City, Mexico- December 16, 2018 America coach Miguel Herrera celebrates at the end of the match

A girl carries a container of water at a coltan mine in Kamatare, Masisi territory, North Kivu Province of Democratic Republic of Congo, December 1, 2018.

Furniture to be moved sits in the hall outside of U.S. Congressional offices weeks before the end of the current term, as dozens of outgoing and incoming members of Congress move into and out of Washington as votes on a potential federal government shutdown loom, on Capitol Hill in Washington, U.S., December 17, 2018.

A migrant from Honduras, part of a caravan of thousands from Central America trying to reach the United States, stands next to the border fence as he prepares to cross it illegally, in Tijuana, Mexico, December 17, 2018.

A man stands by an installation depicting "2019" in the Red Square in Moscow, Russia December 17, 2018.

Students prepare for an event marking the 40th anniversary of China's reform and opening up at the Great Hall of the People in Beijing, China December 18, 2018.

Maria Meza, a 40-year-old migrant woman from Honduras, part of a caravan of thousands from Central America trying to reach the United States, holds her daughter as she waits at the Otay Mesa port of entry in San Diego, California to be processed as an asylum seeker, as seen from Tijuana, Mexico December 17, 2018.

Juan Gonzalez (L) and Gabriel Gonzalez, both of Mariachi Imperial play with the rest of their group at a Christmas celebration next to the border wall in Tijuana, Mexico December 15, 2018. Picture taken December 15, 2018.