A man walks the stairway inside the Nobel Institute before a news conference of the 2016 Nobel Peace prize laureate in Oslo, Norway, Dec. 9, 2016. Tobias Schwarz/AFP/Getty Images

Tibetan Buddhist monks perform a dance called 'cham' wearing traditional masks at the Sherabling monastery near Dharmsala, India, Dec. 9, 2016. These traditional dances are performed to celebrate the life of the 8th century Indian seer Padmasambhava, who is revered by Tibetans for his role in spreading Buddhism in Tibet. Ashwini Bhatia/AP Photo

People and a policeman looking at the body of a woman, still clutching the school bag of her child, are reflected in a pool of water after she was shot while walking with her two children to school in Manila, Philippines, Dec. 8, 2016. Police said the killing of the woman was the 13th recorded drug-related case in the past 24 hours in President Rodrigo Duterte's unrelenting war on drugs. Bullit Marquez/AP Photo

A young woman in character applies makeup in the bathroom at Comic Con in Porto, Portugal, Dec. 9 2016. Jose Coelho/EPA

President-elect Donald Trump throws a hat to the crowd while speaking at the Dow Chemical Hangar, Dec. 9, 2016, in Baton Rouge, Louisiana. Trump is in Louisiana to campaign for U.S. Senate candidate John Kennedy. Drew Angerer/Getty Images

The flag-draped casket bearing the body of Tacoma Police Officer Reginald "Jake" Gutierrez is carried outside the Tacoma Dome, Dec. 9, 2016, before a public memorial service in Tacoma, Wash. Gutierrez was fatally shot Nov. 30, 2016, while responding to a domestic dispute. Ted S. Warren/AP Photo

View of Coups de Coeur installation by artist Franck Pelletier and collectif Les Allumeurs at the Theatre des Celestins during the rehearsal for the Festival of Lights (Fetes des Lumieres) in Central Lyon, France, Dec. 7, 2016. Emmanuel Foudrot/Reuters

Emma Stone, left, and Ryan Gosling show off their hands after placing them in wet cement during a ceremony at TCL Chinese Theatre, Dec. 7, 2016, in Los Angeles, Calif. Richard Shotwell/Invision/AP Photo

Iraqi groom Jassim Mohammed walks with his bride, Amena Ali, during their wedding ceremony at a camp for internally displaced people in Khazir, near Mosul, Iraq, Dec. 8, 2016. Iraqi forces have pushed IS out of most of Anbar over the past year, and are now waging a major offensive in the northern city of Mosul, the militant group's last major urban bastion in the country. Hadi Mizban/AP Photo

Houses of worship destroyed by the earthquake of 6.4 magnitude, Dec. 7, 2016, in Pidie, Aceh Province, Indonesia. An undersea earthquake struck Indonesia's northern Aceh province early on Wednesday, killing at least 54 people and causing dozens of buildings to collapse and many people are feared trapped under rubble. Getty Images

Police forces guard left-wing protesters beside water-cannons during a rally against the summit of OCSE member states, Dec. 8, 2016, in Hamburg, Germany. Foreign ministers and other representatives of the 57 member states of the Organization for Security and Cooperation in Europe are meeting for a two-day summit to discuss the ongoing war in eastern Ukraine and the fight against international terrorism. Alexander Koerner/Getty Images

Texas A&M student Harsimran Singh, from India, signs a message board outside Kyle Field where an "Aggies United" event is scheduled at Texas A&M University, Dec. 6, 2016, in College Station, Texas. The event is taking place at the same time Richard Spencer, who leads a movement that mixes racism, white nationalism and populism, is set to speak at a separate event at the university after being invited by a former student. David J. Phillip/AP Photo

Chad le Clos of South Africa competes in the men's 200m Butterfly Heats during the 13th FINA Short Course World Swimming Championships at WFCU Centre in Windsor, Ontario, Dec. 6, 2016. Patrick B. Kraemer/EPA

Protesters shout slogans during a rally calling for South Korean President Park Geun-hye to step down near the National Assembly in Seoul, South Korea, Dec. 7, 2016. A South Korean parliamentary committee sent a squad of security officers to order the jailed woman at the center of a scandal that threatens to bring down the president to attend a hearing investigating her alleged manipulation of government affairs. Lee Jin-man/AP Photo

Greg Murphy plays the Navy Hymn during a ceremony commemorating the 75th anniversary of the Dec. 7, 1941 Japanese attack on Pearl Harbor, on board The Battleship New Jersey Museum and Memorial in Camden, N.J., Dec. 7, 2016. Matt Rourke/AP Photo

People walk along the Neva River at sunset in St.Petersburg, Russia, Dec. 6, 2016. The temperature in St.Petersburg is -9C ( 15.8 ??F). Dmitri Lovetsky/AP Photo

A martial looks through the early morning fog which delayed the 1st round of Dubai Ladies Masters golf tournament in Dubai, United Arab Emirates, Dec. 7, 2016. Kamran Jebreili/AP Photo

Fireworks explode next to riot police during clashes following an anniversary rally marking the 2008 police shooting of 15-year-old student, Alexandros Grigoropoulos, in Athens, Greece, Dec. 6, 2016. Alkis Konstantinidis/Reuters

Poland's Monika Kobylinska prepares to throw the ball during the Women's European Handball Championship Group B match between Poland and Netherlands in Kristianstad, Sweden, Dec. 6, 2016. Jonathan Nackstrand/AFP/Getty Images

A student kicks a ball during a sports lesson at a school in Mogadishu, Somalia, Dec. 6, 2016. Mohamed Abdiwahab/AFP/Getty Images

Suspected Islamic State (IS) and Taliban militants are brought before media during a press conference in Jalalabad, Afghanistan, Dec. 6, 2016. Afghan National Directorate Security (NDS) forces arrested three suspected Islamic State (IS) fighters and eight Taliban insurgents during an operation. Noorullah Shirzada/AFP/Getty Images

A worker inspects stacks of pipes which will be used for the construction of the Nord Stream gas pipeline in the Sassnitz-Mukran harbour in northeastern Germany, Dec. 6, 2016. Jens Buettner/EPA

Protesters clash with police during a protest against cuts in the Rio de Janeiro state budget, Dec. 6, 2016, in Rio de Janeiro, Brazil. Marcelo Sayao/EPA

A Special Forces member pays his respect at the casket for U.S. Army Staff Sgt. Kevin J. McEnroe, 30, of Tucson, Ariz., at Arlington National Cemetery in Arlington, Va., Dec. 5, 2016. Staff Sgt. McEnroe was one of three U.S. Service members killed in a shooting incident in Jordan. McEnroe died of wounds sustained when their convoy came under fire entering a Jordanian military base. Susan Walsh/AP Photo

Indian navy personnel display their skills during Naval Day celebrations at the Arabian Sea in Mumbai, India, Dec. 4, 2016. Rafiq Maqbool/AP Photo

Army veteran Nick Biernacki, of Indiana, prays at Cannonball River at the Oceti Sakowin camp where people have gathered to protest the Dakota Access oil pipeline in Cannon Ball, N.D., Dec. 4, 2016. Tribal elders have asked the military veterans joining the large Dakota Access pipeline protest encampment not to have confrontations with law enforcement officials, adding the group is there to help out those who've dug in against the four-state, $3.8 billion project. David Goldman/AP Photo

Runners in Santa attire prepare to participate in the Las Vegas Great Santa Run, Dec. 3, 2016, in Las Vegas. John Locher/AP Photo

A Syrian army soldier places a Syrian national flag during a battle with rebel fighters at the Ramouseh front line, east of Aleppo, Syria, Dec. 5, 2016. The fighting was most intense Monday near the dividing line between east and west Aleppo as government and allied troops push their way from the eastern flank. Hassan Ammar/AP Photo

Mourners embrace near the site of a warehouse fire, Dec. 4, 2016, in Oakland, Calif. The death toll from a fire that tore through a warehouse hosting a late-night dance party climbed on Sunday as firefighters painstakingly combed through rubble for others believed to still be missing. Marcio Jose Sanchez/AP Photo

Peruvian bullfighter Andres Roca Rey falls as he battles a bull during the Lord of Miracles Bullfighting Fair at the Acho Bullring in Lima, Peru, Dec. 4, 2016. Ernesto Arias/EPA

The sun rises behind skyscrapers amidst the clouds on a foggy morning in Dubai, Dec. 5, 2016. Rene Slama/AFP/Getty Images

Frozen breeze-whipped dew clings to grass, Dec. 5, 2016, near Irxleben, Germany. Temperatures dipped below zero across Germany in what so far has been a mild winter. Sean Gallup/Getty Images

A street vendor sells flags and memorabilia of late South African leader Nelson Mandela on the third anniversary of his passing in Soweto, southwest of Johannesburg, South Africa. Mujahid Safodien/AFP/Getty Images

Flowers and a heart-shaped personal note are fixed on a tree, Dec. 5, 2016, in Freiburg, Germany near the river Dreisam where a young woman was killed. The German government pleaded for calm after the arrest of a teenage Afghan asylum seeker for the alleged rape and murder of the German student in Freiburg which triggered criticism of the country's liberal refugee policy. Patrick Seeger/AFP/Getty Images