U.S. President Donald Trump speaks during a campaign rally in Milwaukee, Wisconsin, U.S., January 14, 2020.

A drummer looks on during the Tamil harvest festival of Thai Pongal, a thanksgiving ceremony in which the farmers thank the spirits of nature, the sun and the farm animals for their assistance in providing a successful harvest, at a Hindu temple in Colombo, Sri Lanka January 15, 2020.

A villager tries to control a bull during a bull-taming festival, which is part of south India's harvest festival of Pongal, on the outskirts of Madurai town, in the southern Indian state of Tamil Nadu, India, January 15, 2020.

A team of volunteers takes care of dogs rescued from the homes of residents who have evacuated due to the erupting Taal Volcano in Batangas, Philippines, January 15, 2020.

Former Nissan chairman Carlos Ghosn and his wife, Carole Ghosn pose for a picture after an exclusive interview with Reuters in Beirut, Lebanon January 14, 2020.

House Sergeant at Arms Paul Irving and House Clerk Cheryl Johnson carry two articles of impeachment against U.S. President Donald Trump during a procession with the seven House impeachment managers through the Rotunda of the U.S. Capitol to the U.S. Senate in Washington, U.S., January 15, 2020.

Kangaroo and wallaby joeys that have been orphaned due to a mixture of road accidents, dog attacks, bushfires and drought conditions are seen in a cart as they are treated at Australia Zoo Wildlife Hospital in Beerwah, Queensland, Australia, January 15, 2020. AAP Image/Darren England/via REUTERS

Democratic 2020 U.S. presidential candidates (L-R) Senator Elizabeth Warren (D-MA) speaks with Senator Bernie Sanders (I-VT) after the seventh Democratic 2020 presidential debate at Drake University in Des Moines, Iowa, U.S., January 14, 2020.

Jeff Bezos, founder of Amazon, attends a company event in New Delhi, India, January 15, 2020.

Iraqi women wave colored smoke candles during the festival of colors, in the holy Shi'ite city of Najaf, Iraq January 15, 2020.

Riot police officers stand behind riot shields amid a cloud of tear gas during protests against the economic crisis outside a Bank of Beirut office in Beirut, Lebanon January 14, 2020.

Cast members Will Smith (R) and Martin Lawrence arrive at the premiere of "Bad Boys for Life" in Los Angeles, California, U.S., January 14, 2020.

Britain's Prince William and Catherine, Duchess of Cambridge help making Kulfi milkshakes at MyLahore restaurant in Bradford, Britain January 15, 2020. Chris Jackson/Pool via REUTERS

U.S. House Speaker Nancy Pelosi (D-CA) announces the House of Representatives managers for the Senate impeachment trial of U.S. President Donald Trump during a news conference at the U.S. Capitol in Washington, U.S., January 15, 2020.

Russian President Vladimir Putin is seen on screen as he delivers his annual state of the nation address to the Federal Assembly in Moscow, Russia January 15, 2020.

A man covers himself with a blanket as he sits in the sun at a camp for internally displaced people in Khamir of the northwestern province of Amran, Yemen December 16, 2019.

A general view is seen with the city skyline shrouded by smoke haze from bushfires during an Australian Open practice session at Melbourne Park in Melbourne, Australia, January 14, 2020. AAP Image/Michael Dodge/via REUTERS

A helicopter hovers overhead as a specialist team of remote-area firefighters and parks staff inspect the endangered Wollemi Pines for bushfire damage at Wollemi National Park, New South Wales, Australia mid-January 2020. NSW NPWS/Handout via REUTERS.

Rallying - Dakar Rally - Stage 10 - Haradh to Shubaytah- Haradh, Saudi Arabia - January 15, 2020 Edwin Straver's Edwin Straver during stage 10.

Hondurans walk along a road as they take part in a new caravan of migrants, set to head to the United States, in San Pedro Sula, Honduras January 15, 2020.

A model presents a creation by Obectra during Berlin Fashion Week in Berlin, Germany, January 15, 2020.

Mourners attend a vigil for the victims of a Ukrainian passenger jet which was shot down in Iran, in North Vancouver, British Columbia, Canada January 14, 2020.