Players from the Brazilian soccer team Chapecoense mourn their fallen teammates during a tribute at the team's stadium in Chapeco, Brazil, on Wednesday, November 30. A charter airplane carrying 77 people, including most players from Chapecoense, crashed near Rionegro, Colombia, on Monday, November 28. Seventy-one people were killed, officials said. Six survived: three players, two crew members and one journalist. Andre Penner/AP

The ashes of longtime Cuban leader Fidel Castro are driven through the streets of Havana, Cuba, on Wednesday, November 30. Castro died at age 90 on November 25. Cubans are honoring his life at mass gatherings this week, with his funeral scheduled for Sunday, December 4. STR/AFP/Getty Images

US President-elect Donald Trump, center, shares a meal in New York with chief of staff Reince Priebus, left, and former Massachusetts Gov. Mitt Romney on Tuesday, November 29. Trump and his transition team are in the process of filling high-level positions for the new administration, and Romney is reportedly in the running for secretary of state. Evan Vucci/AP

Veterinarian Vasilina Tataurova feeds Sherkhan, a 2-month-old Siberian tiger, at her house in Skotovo, Russia, on Friday, November 25. The cub will soon be transferred to the Primorye Safari Park. Yuri Smityuk/TASS/Getty Images

SWAT team members walk up the steps of a parking garage after an attack on the campus of Ohio State University on Monday, November 28. Authorities said Abdul Razak Ali Artan, an 18-year-old student, rammed his car into a group of pedestrians before using a butcher knife to cut several people. At least 11 people were hospitalized. Artan was fatally shot by a campus police officer. Jay LaPrete/AP

Women and children from Maiti Nepal, a rehabilitation center for victims of sex trafficking, light candles for World AIDS Day, which was observed on Thursday, December 1. Niranjan Shrestha/AP

A monkey jumps onto a van loaded with fruits and vegetables near an ancient temple in Lopburi, Thailand, on Sunday, November 27. The town annually puts on a banquet for its hundreds of macaque inhabitants. TANG CHHIN SOTHY/AFP/Getty Images

Iraqi army soldiers carry a wounded comrade in Mosul, Iraq, on Tuesday, November 29. An offensive began in October to reclaim Mosul, Iraq's second-largest city and the last major stronghold for ISIS in the country. Hussein Malla/AP

Members of a winter swimmers club pour cold water on two girls during a Polar Bear Day celebration at a zoo in Krasnoyarsk, Russia, on Sunday, November 27. The temperature was minus-5 degrees Celsius (23 degrees Fahrenheit). Ilya Naymushin/REUTERS/Newscom

Members of the Cuban community in Miami react to the death of Fidel Castro on Saturday, November 26. Wilfredo Lee/AP

Ahead of the Magh Mela festival, people push a pontoon to make a temporary bridge over the Ganges river in Allahabad, India, on Friday, November 25. SANJAY KANOJIA/AFP/Getty Images

A handout picture released by the University of Sheffield on Sunday, November 30, shows a mass grave of Black Death victims from the 1300s. The grave was unearthed last year at Thornton Abbey near North Killingholme, England. The Black Death -- one of the most deadly pandemics in human history -- is estimated to have wiped out up to 60% of Europe's population in the 14th century. University of Sheffield/AFP/Getty Images

A worker walks down an aisle at an Amazon fulfillment center in Hemel Hempstead, England, on Friday, November 25. ADRIAN DENNIS/AFP/Getty Images

Mike Ellsworth weeps as he and his family members transport the casket of his brother, Utah Highway Patrol Trooper Eric Ellsworth, at a funeral service in Ogden, Utah, on Wednesday, November 30. Eric Ellsworth, 31, died days after he was struck by a car while on duty. Leah Hogsten/The Salt Lake Tribune/AP

Children throw food to bears at the Central Zoo on the outskirts of Pyongyang, North Korea, on Sunday, November 27. ED JONES/AFP/Getty Images

A man is detained by police in New York after he and other protesters blocked Broadway on Tuesday, November 29. Dozens of people were arrested during nationwide demonstrations for a $15 minimum wage. Mark Lennihan/AP

A firefighter helps remove debris from the Rosalie Plaza after a tornado ripped through Rosalie, Alabama, on Wednesday, November 30. Butch Dill/AP

The first family's dogs, Sunny and Bo, check out the horses that helped deliver the official White House Christmas tree on Friday, November 25. Alex Brandon/AP

Belgium's King Philippe and Queen Mathilde are seated on the left next to Dutch King Willem-Alexander and Queen Maxima as they pose with other members of the Dutch royal family on Monday, November 28. The photos were taken at the royal palace in Amsterdam, Netherlands. Peter Dejong/AP

Students at the Hubei University of Chinese Medicine take advantage of a sunny day to dry laundry and bedding on their dormitory balconies on Saturday, November 26. STR/AFP/Getty Images

Students clash with police during a protest in front of Brazil's Congress on Tuesday, November 29. Lawmakers were about to vote on austerity measures that would freeze government spending for 20 years. ANDRESSA ANHOLETE/AFP/Getty Images

A street performer inflates balloons to sell in Madrid on Tuesday, November 29. Francisco Seco/AP

Supporters of Haitian presidential candidate Maryse Narcisse march in Port-au-Prince, Haiti, on Monday, November 28. Dieu Nalio Chery/AP

A laborer in New Delhi sleeps on a cart on Thursday, December 1. Tsering Topgyal/AP