Indigenous people attend the First National Conference of Indigenous Policy in Brasilia, Brazil. | (REUTERS/Ueslei Marcelino)

Members of the "Sibspas" Siberian search and rescue group dressed as Santa Claus and Father Frost climb a rock at the Stolby National Nature Reserve in Krasnoyarsk, Russia. | (REUTERS/Ilya Naymushin)

A boy runs outside a former Olympic stadium in Athens. | (REUTERS/Alkis Konstantinidis)

An animal keeper holds Bei Bei, the National Zoo's newest panda, in Washington, D.C. | (AP Photo/Andrew Harnik)

Chinese paramilitary guards stand on the stairs after the crown prince of Abu Dhabi leaves the Great Hall of the People in Beijing. | (REUTERS/FRED DUFOUR/Pool)

A worker applies color to strings, which will be used to fly kites, in Ahmedabad, India. | (REUTERS/Amit Dave)

Anti-terrorism paramilitary policemen take part in a drill in Changsha, China. | (REUTERS/Stringer)

Droid BB-8 arrives at the world premiere of Star Wars: The Force Awakens in Hollywood. | (REUTERS/Mario Anzuoni)

A flock of starlings flies in the dusk sky over Rome. | (REUTERS/Tony Gentile)

Photographers take pictures as the Soyuz TMA-19M spacecraft, headed to the International Space Station, blasts off from the launching site at the Baikonur Cosmodrome, Kazakhstan. | (REUTERS/Shamil Zhumatov)

Soldiers of China's People's Liberation Army jump into the snow as part of their winter training in Heihe, China. | (REUTERS/Stringer)

Workers pull a pontoon to construct a temporary bridge for the Magh Mela festival on the Ganges in Allahabad, India. | (REUTERS/Jitendra Prakash)

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