Belarusians wearing national costumes celebrate a Pull the Kolyada Up the Oak rite in the village of Martsiyanauka, some 77 km (48 miles) east of capital Minsk, Belarus, Thursday, January 21, 2016. The merry ancient rite Pull the Kolyada Up the Oak marks the end of Orthodox Christmas celebrations in Belarus. On Jan. 21 a wheel, the so-called Kolyada, would be pulled up an oak or any old tree. The Belarusians believed that the ritual heralds a good harvest, luck and happiness for the entire year. (Photo by Sergei Grits/AP Photo)

AP photographer Anja Niedringhaus laughs as she attends a swimming event at the 2004 Olympic Games in Athens, August 21, 2004. Niedringhaus, a veteran Associated Press photographer who had covered wars around the world was shot dead and another reporter was wounded on April 4, 2014 when an Afghan policeman opened fire on them in eastern Afghanistan, the news agency said. (Photo by Reuters/Staff)

A model sports beachwear designed by Gottex during the Canal Catwalk fashion show with clothing dedicated to Kate, Duchess of Cambridge, during the first edition of the World Fashion Fair in Amsterdam, Netherlands, Thursday, May 21, 2015. (Photo by Peter Dejong/AP Photo)

A Fulton Hotshot lights a controlled burn on the so-called “Rough Fire” in the Sequoia National Forest, California, August 21, 2015. In California, suffering its worst drought on record, about 2,500 people were forced to flee Christian camps east of Fresno at Hume Lake as the so-called Rough Fire crossed Highway 180, officials said. (Photo by Max Whittaker/Reuters)

A group of hikers atop Mount St. Helens on July 21, 2016. Mount St. Helens or Louwala-Clough is an active stratovolcano located in Skamania County, Washington, in the Pacific Northwest region of the United States. It is 96 miles south of Seattle, Washington, and 50 miles northeast of Portland, Oregon. (Photo by Raxit Kagalwala)

People look at a RoboThespian humanoid robot at the Tami Intelligence Technology stall at the WRC 2016 World Robot Conference in Beijing, China, October 21, 2016. The conference showcased China's burgeoning robot industry as the nation seeks to increase the use of robots in its manufacturing and service industries. (Photo by Thomas Peter/Reuters)

Fatima Rezai, 21, a female officer from the Afghan National Army (ANA) practices with a punch bag during an exercise session at at the Kabul Military Training Centre (KMTC) in Kabul, Afghanistan October 23, 2016. (Photo by Mohammad Ismail/Reuters)

A dressed up Oakland Raiders fan poses for photos as she arrives at Azteca stadium in Mexico City, Monday, November 21, 2016. The Oakland Raiders face the Houston Texans at a sold out Azteca stadium. (Photo by Dario Lopez-Mills/AP Photo)