Migrants from Central America yell through a border wall at a U.S. Border Patrol agent after he pulled down a banner Sunday, November 25, 2018, in San Diego. Migrants approaching the U.S. border from Mexico were enveloped with tear gas Sunday after a few tried to breach the fence separating the two countries. (Photo by Gregory Bull/AP Photo)





A child looks through the border wall on the Mexico side towards the United States at Border Field State Park in San Diego, California, U.S., November 28, 2018. (Photo by Chris Wattie/Reuters)





A Ukrainian soldier gets ready at position near the frontline with Russia-backed separatists in Shyrokyne, eastern Ukraine, Wednesday, November 28, 2018. Russia and Ukraine are still reeling from their first overt military confrontation since the 1991 collapse of the Soviet Union, a clash Sunday in the Kerch Strait near Russia-occupied Crimea where Russian border guards fired on three Ukrainian ships, seizing them and their 24 crewmembers. (Photo by Evgeniy Maloletka/AP Photo)





A concrete block is placed to limit traffic at the checkpoint near the city of Mariupol, south coast of Azov sea, eastern Ukraine, Tuesday, November 27, 2018. Russia and Ukraine traded blame after Russian border guards on Sunday opened fire on three Ukrainian navy vessels and eventually seized them and their crews. The incident put the two countries on war footing and raised international concern. (Photo by Evgeniy Maloletka/AP Photo)





Russian President Vladimir Putin delivers a speech during a session of the VTB Capital Investment Forum “Russia Calling!”, with a security guard seen in the foreground, in Moscow, Russia November 28, 2018. (Photo by Maxim Shemetov/Reuters)





A student blows soap bubbles at a policeman during a march to demand more resources from the government to finance public education, in Bogota, Colombia November 28, 2018. (Photo by Carlos Julio Martinez/Reuters)





Israeli ultra-Orthodox Jewish men block the road during a protest against the detention of a member of their community who refuses to serve in the Israeli army, in Jerusalem November 28, 2018. (Photo by Ronen Zvulun/Reuters)





A demonstrator holds a tear gas canister fired by policemen during a protest against the government of Honduras' President Juan Orlando Hernandez outside the National Autonomous University of Honduras (UNAH) in Tegucigalpa, Honduras November 28, 2018. (Photo by Jorge Cabrera/Reuters)





Firemen raise up flares during a protest against cuts and working conditions in front of Catalonia Parliament in Barcelona, Spain, November 28, 2018. (Photo by Albert Gea/Reuters)





Indian paramilitary soldiers rush to help their colleague wounded during a clash with protestors near the site of a gunfight in Badgam district, Indian controlled Kashmir, Wednesday, November 28, 2018. Police in Indian administered Kashmir say they have killed an alleged Pakistani militant accused in the death of a prominent journalist. (Photo by Dar Yasin/AP Photo)





Danish Crown Princess Mary meets with women from the local society at the Kalama Conservancy in Kalama, Kenya, November 27, 2018. (Photo by Mads Claus Rasmussen/Ritzau Scanpix via Reuters)





Women from the local society are seen during the visit of Danish Crown Princess Mary at the Kalama Conservancy in Kalama, Kenya, November 27, 2018. (Photo by Mads Claus Rasmussen/Ritzau Scanpix via Reuters)





Cameron Crazies and fans of the Duke Blue Devils try to distract De'Ron Davis #20 of the Indiana Hoosiers at Cameron Indoor Stadium on November 27, 2018 in Durham, North Carolina. (Photo by Lance King/Getty Images)





A general view of fans moving away from a fire inside the stadium before the match between AEK Athens vs Ajax Amsterdam in Athens on November 27, 2018. (Photo by Costas Baltas/Reuters)





A security guard, center, separates two fans of Brazil's Fluminense who face at the end of a Copa Sudamericana second leg semifinal match against Brazil's Atletico Paranaense at the Maracana stadium in Rio de Janeiro, Brazil, Wednesday, November 28, 2018. Atletico Paranaense won 4-0 and qualified for the final. (Photo by Leo Correa/AP Photo)





Boxers Deontay Wilder, left, and Tyson Fury exchange words as they face each other at a news conference in Los Angeles, Wednesday, November 28, 2018. The pair are slated to fight Saturday night for Wilder's WBC heavyweight title. (Photo by Andrew Couldridge/Action Images via Reuters)





A child that escaped from his mother touches a member of Swiss guard during the general audience led by Pope Francis at Paul VI hall at the Vatican, November 28, 2018. (Photo by Max Rossi/Reuters)





Rhonda Anderson evacuates herself and her horse to safety near Mount Larcom, Queensland, Australia, 28 November 2018. Fire conditions in the area are rated as potentially catastrophic with 140 fires burning around the state. (Photo by Dan Peled/EPA/EFE)





People take photos from an adjoining building of the scene before start of the 86th annual Rockefeller Center Christmas tree lighting ceremony, Wednesday, November 28, 2018, in New York. (Photo by Mary Altaffer/AP Photo)





A villager throws hot water into the air while harvesting ice from a local lake near the settlement of Oy, some 70 km south of Yakutsk, with the air temperature at about minus 41 degrees Celsius, on November 27, 2018. Many people in the Sakha (Yakutia) Republic depend on melted water as there is no other way to supply water due to extremely cold winter temperatures in the permafrost-covered region. (Photo by Mladen Antonov/AFP Photo)