A boy stands behind armed Houthi followers attending a rally to celebrate the killing of Yemen's former president Ali Abdullah Saleh in Sanaa, Yemen December 5, 2017. (Photo by Khaled Abdullah/Reuters)





A Yemeni man inspects his damaged store near the residence of Yemen's former President Ali Abdullah Saleh in Sanaa, Yemen, Monday, December 4, 2017. Witnesses say that fighting has subsided in the Yemeni capital Sanaa hours after the announcement of the death of Yemen's former president. (Photo by Hani Mohammed/AP Photo)





Anthony Fierro yells in front of a police officer as protesters are stopped from marching up State Street during President Donald Trump's announcement to eliminate vast portions of Utah's Bears Ears and Grand Staircase-Escalante national monuments in Salt Lake City, Utah, on Monday, December 4, 2017. (Photo by Laura Seitz/The Deseret News via AP Photo)





Los Angeles Kings defenseman Kurtis MacDermid, right, fights Minnesota Wild right wing Chris Stewart during the first period of an NHL hockey game in Los Angeles, Tuesday, December 5, 2017. (Photo by Kelvin Kuo/AP Photo)





As Janae Stracke, left, and Annabelle Rutledge, both with Concerned Women for America, hold up signs, as Jessica Haas, of Indianapolis, paints during a rally with supporters of cake artist Jack Phillips outside of the Supreme Court which is hearing the “Masterpiece Cakeshop v. Colorado Civil Rights Commission” today, Tuesday, December 5, 2017, in Washington. (Photo by Jacquelyn Martin/AP Photo)





A resident applauds police returning to headquarters to join a police strike in Tegucigalpa, Honduras, Monday, December 4, 2017. Some police are striking to protest 16 days straight of working the streets amid a slow presidential election vote count that triggered protests and a curfew, as well as to demand higher salaries. (Photo by Fernando Antonio/AP Photo)





Two people prepare to ride the world's longest urban zip line, with a speed of up to 80 kilometers per hour on a one kilometer run from 170 meter to ground level, in the Marina district of Dubai, United Arab Emirates, Tuesday, December 5, 2017. (Photo by Kamran Jebreili/AP Photo)





A man rides the world's longest urban zip line, with a speed of up to 80 kilometers per hour on a one kilometer run from 170 meter to ground level, in the Marina district of Dubai, United Arab Emirates, Tuesday, December 5, 2017. (Photo by Kamran Jebreili/AP Photo)





Two people ride the world's longest urban zip line with a speed of up to 80 kilometers per hour on a one kilometer run from 170 meter to ground level, at the Marina district of Dubai, United Arab Emirates, Tuesday, December 5, 2017. (Photo by Kamran Jebreili/AP Photo)





A woman rides the world's longest urban zip line, with a speed of up to 80 kilometers per hour on a one kilometer run from 170 meter to ground level, in the Marina district of Dubai, United Arab Emirates, Tuesday, December 5, 2017. (Photo by Kamran Jebreili/AP Photo)





A woman rides the world's longest urban zip line, with a speed of up to 80 kilometers per hour on a one kilometer run from 170 meter to ground level, in the Marina district of Dubai, United Arab Emirates, Tuesday, December 5, 2017. (Photo by Kamran Jebreili/AP Photo)





The Ukrainian Security Service officers detain Mikheil Saakashvili at the entrance of his house in Kiev, Ukraine, Tuesday, December 5, 2017. Ukraine's intelligence agency on Tuesday detained the former president of Georgia who has emerged as an anti-corruption campaigner in his new country but faced an angry backlash of protesters who would not let the officers to take him away. (Photo by Evgeniy Maloletka/AP Photo)





Ukrainian Security Service officers detain Mikheil Saakashvili at his house in Kiev, Ukraine, Tuesday, December 5, 2017. (Photo by Evgeniy Maloletka/AP Photo)





National Guard officers clash with supporters of Georgian former President Mikheil Saakashvili during a search of Saakashvili's apartment in Kiev, Ukraine, Tuesday, December 5, 2017. Ukrainian supporters of former Georgian President Mikheil Saakashvili freed him from a police van on Tuesday after his detention on suspicion of assisting a criminal organization led to clashes with police in Kiev. (Photo by Valentyn Ogirenko/Reuters)





A supporter of former Georgian President Mikheil Saakashvili clashes with Ukrainian National Guard officers in Kiev, Ukraine, Tuesday, December 5, 2017. (Photo by Gleb Garanich/Reuters)





Ukrainian National Guard officers guard a car carrying former Georgian President Mikheil Saakashvili during clashes with his supporters in Kiev, Ukraine, Tuesday, December 5, 2017. Masked officers had earlier dragged Saakashvili, 49, from an apartment in the Ukrainian capital. But his supporters prevented the police van from moving off, hemming it in and eventually freeing him by breaking its windows and back door. (Photo by Gleb Garanich/Reuters)





A supporter of former Georgian president Mikheil Saakashvili clashes with riot police in Kiev, Ukraine, Tuesday, December 5, 2017. Once freed, Saakashvili raised a hand in a V-for-victory sign – a handcuff still dangling from his wrist as he stood in a melee of supporters. He then led protesters towards parliament, where he called defiantly for President Petro Poroshenko to be removed from office. (Photo by Gleb Garanich/Reuters)





A supporter of former Georgian President Mikheil Saakashvili clashes with riot police in Kiev, Ukraine, Tuesday, December 5, 2017. It is unclear if Tuesday's events will lead to wider unrest, as Saakashvili enjoys limited support in Ukraine. Only 1.7 percent of voters would support his party, the Movement of New Forces, in elections, according to an October survey by the Kiev-based Razumkov Centre think-tank. (Photo by Gleb Garanich/Reuters)





North Korea's women's national soccer team arrive for the EAFF E-1 Football Championship at Haneda international airport in Tokyo, Japan December 5, 2017. (Photo by Toru Hanai/Reuters)





Activists stage a protest on a mock tropical island beach representing a tax haven outside a meeting of European Union finance ministers in Brussels, Belgium, December 5, 2017. (Photo by Francois Lenoir/Reuters)





Britain's Prime Minister Theresa May greets Spain's Prime Minister Mariano Rajoy outside 10 Downing Street, London, Britain December 5, 2017. (Photo by Hannah McKay/Reuters)





Palestinian Hamas militants pray before the start of a military show ahead of the 30th anniversary of Hamas' founding, in Khan Younis in the southern Gaza Strip, December 5, 2017. (Photo by Ibraheem Abu Mustafa/Reuters)





Britain's Camilla, The Duchess of Cornwall, Patron, poses with employees in fancy dress during a visit to ICAP on the broker's annual Charity Day, London, december 5, 2017. (Photo by Arthur Edwards/Reuters)





Relatives of 11-month-old Rohingya refugee Abdul Aziz mourn after his body was brought back to the family shelter at the Balukhali refugee camp near Cox's Bazar, Bangladesh, a few hours after he died December 4, 2017. Aziz, whose family fled Myanmar some two months ago, died at a local clinic after suffering from high fever and severe cough for ten days, his mother said. (Photo by Damir Sagolj/Reuters)





Protesters from the communist-affiliated trade union PAME try to protect a riot police officer after storming the Labour Ministry during a demonstration against changes to laws about calling strikes in Athens, Greece, December 5, 2017. (Photo by Alkis Konstantinidis/Reuters)





A woman takes a selfie during a women's rally organised by ActionAid, for FCT communities, demanding social economic empowerment, at the Unity Fountain in Abuja, Nigeria December 5, 2017. (Photo by Afolabi Sotunde/Reuters)





Emergency crews stand near the wreckage of two trains that collided in Meerbuesch-Osterath district on December 5, 2017 in Dusseldorf, Germany.According to German state railways Deutsche Bahn, the collision involved a freight train and a regional commuter train leaving at least 50 people injured. (Photo by Lukas Schulze/Getty Images)





A U.S. Air Force F-16 fighter jet takes part in a joint aerial drills called Vigilant Ace between U.S and South Korea, at the Osan Air Base in Pyeongtaek, South Korea, Wednesday, December 6, 2017. The five-day drill is meant to improve the allies' wartime capabilities and preparedness, South Korea's defense ministry said. (Photo by Kim Hong-Ji/Pool Photo via AP Photo)





In this photo released by Russian Defense Ministry official web site Tuesday, December 5, 2017 shows A Russian Tu-95 bomber arrives on Biak Island in Indonesia. The visit by the bombers capable of carrying nuclear weapons seems to underline Russia's resurgent military might and its desire to expand its foothold around the world. (Photo by AP Photo/ Russian Defense Ministry Press Service)





Tonya Harding, left, and Margot Robbie arrive at the Los Angeles premiere of “I, Tonya” at the Egyptian Theatre on Tuesday, December 5, 2017. (Photo by Jordan Strauss/Invision/AP Photo)





President Donald Trump speaks to reporters before boarding Marine One on the South Lawn of the White House in Washington, Monday, December 4, 2017, before heading to Utah. Trump will be announcing plans to scale back two sprawling national monuments in Utah, responding to what he has condemned as a “massive federal land grab” by the government. (Photo by Susan Walsh/AP Photo)





Mary Norwood arrives for her election night party at the Park Tavern in the Atlanta mayoral runoff on Tuesday, December 5, 2017, in Atlanta. Voters in the Atlanta mayoral runoff election were deciding between Keisha Lance Bottoms and Norwood. (Photo by Curtis Compton/Atlanta Journal-Constitution via AP Photo)





Texas Tech's Keenan Evans (12) and Jarrett Culver (23) defend Nevada's Kendall Stephens (21) during the second half of an NCAA college basketball Tuesday, December 5, 2017, in Lubbock, Texas. A defensive foul was called on the play. Texas Tech won 82-76 in overtime. (Photo by Brad Tollefson/AP Photo)





In this February 23, 2014 file photo Veleriya Obarevich, right, and Yan Shamilov carry a Russian flag with the message “Thank you, Putin!” written across it in Russian through Olympic Park ahead of the 2014 Winter Olympics closing ceremony in Sochi, Russia. Russia could be banned from competing at the Pyeongchang Olympics. The decision will come on Tuesday, December 5, 2017 when the International Olympic Committee executive board meets in Lausanne, less than nine weeks before the games open on Feb. 9 in South Korea. (Photo by David Goldman/AP Photo)





Officials of Pakistan's Anti-Narcotic Force (ANF) stand guard before a pile of confiscated drugs burned in Islamabad, Pakistan, Tuesday, December 5, 2017. Pakistan is taking strict measures to stop drug trafficking from neighboring Afghanistan and Pakistani tribal areas. (Photo by B.K. Bangash/AP Photo)