Riot police officers detain a striking train worker outside the the Gare de Lyon train station, Monday, December 23, 2019 in Paris. A wildcat protest comes on Day 19 of nationwide strike over the government's plans to raise the retirement age to 64. The union-led protest Monday led to a standoff with riot police that spilled onto the streets around the historic Gare de Lyon train station. (Photo by Francois Mori/AP Photo)





A demonstrator reacts during a protest against Chile's government in Santiago, Chile on December 20, 2019. (Photo by Pablo Sanhueza/Reuters)





A protester flashes the victory sign as demonstrators supporting outgoing Lebanese Prime Minister Hariri block a main highway by burning tires and dumpsters in protest against the nomination of Hassan Diab as Prime Minister, in Beirut, Lebanon, 23 December 2019. The newly appointed Lebanese prime minister vowed on 19 December to form a government of experts within six weeks. (Photo by Wael Hamzeh/EPA/EFE)





A demonstrator is detained by police outside the Assam bhawan (building) during a protest against a new citizenship law, in New Delhi, India, December 23, 2019. (Photo by Danish Siddiqui/Reuters)





A demonstrator is detained by police outside the Assam bhawan (building) during a protest against a new citizenship law, in New Delhi, India, December 23, 2019. (Photo by Danish Siddiqui/Reuters)





Police detain a woman demonstrating after deadly clashes with police in Uttar Pradesh, following days of violent protests across India against a new citizenship law, in front of Uttar Pradesh state bhawan (building) in New Delhi, India, December 23, 2019. (Photo by Adnan Abidi/Reuters)





A man checks the door of a house next to a dog staning on a footbridge over the flooded streets on the centre of Guipry-Messac, western France on December 23, 2019, after La Vilaine river bursts its banks due to heavy rains. (Photo by Damien Meyer/AFP Photo)





Reggie the dog is rescued with a boat from flooding at the Little Venice Country Park and Marina in Maidstone, southeast of London, on December 23, 2019 after flooding following heavy rain. Flood warnings remain in place across England. (Photo by Ben Stansall/AFP Photo)





A woman sits behind the coffin of Mario Pavon, one of the prisoners who died the previous day during a riot inside El Porvenir prison, as his remains are carried away by family members in a truck after claiming the body at the morgue in Tegucigalpa, Honduras, Monday, December 23, 2019. At least 16 prisoners died during fighting inside a detention center in Honduras on Sunday, two days after rioting at another prison killed 18 inmates, authorities said. (Photo by Elmer Martinez/AP Photo)





A demonstrator dressed as Santa Claus hands out gifts to children sitting on the remains of a demolished Palestinian house during an anti-Israel protest, in Bethlehem in the Israeli-occupied West Bank om December 23, 2019. (Photo by Mussa Qawasma/Reuters)





A Christian worshipper kisses a 14-pointed silver star, believed to be the exact spot where Jesus Christ was born, at the grotto in the Church of the Nativity in the biblical West Bank city of Bethlehem on December 23, 2019. (Photo by Ahmad Gharabli/AFP Photo)





A member of Korean Federation for Environmental Movement in a Santa Claus outfit attaches dumped cigarette butts at a cigarette butt Christmas tree in front of Korea Tobacco & Ginseng Corporation office in Seoul, South Korea, Monday, December 23, 2019. The environmental activist group called for a ban on the use of plastic for cigarette filters as part of efforts to protect the environment from toxic plastic pollution. (Photo by Ahn Young-joon/AP Photo)





Ultra-Orthodox Jews light a Hanukkah candle inside their house during the Jewish holiday of Hanukkah in the Mea Shearim neighbourhood of Jerusalem, Israel, 23 December 2019. Hanukkah, also known as the “Festival of Lights”, is one of the most important Jewish holidays and is celebrated by Jews worldwide. This year, Hanukkah began in the evening of 22 December 2019 and ends in the evening of 30 December 2019. (Photo by Abir Sultan/EPA/EFE)





A young boy gives a thumbs up to a diver dressed as Santa Claus swimming with fish at Sea Life aquarium in Bangkok, Thailand, 23 December 2019. As the festive season nears, shops and shopping malls utilize Christmas related displays hoping to attract more customers and boost sales. (Photo by Diego Azubel/EPA/EFE)