December 10, 2015

Accompanied by First Lady Juliana Awada and their daughter Antonia, Argentina's President Mauricio Macri greets the crowd from the balcony of the government house in Buenos Aires.

Members of the Syrian Red Crescent group escort Syrians and move aid supplies from a rebel-controlled area to a regime-held area of the northern Syrian city of Aleppo through the Garage al-Hajz crossing in the Bustan al-Qasr district.

Oxfam activists wear masks of, from left, President Barack Obama, Chinese President Xi Jinping, French President Francois Hollande, India's Prime Minister Narendra Modi, German Chancellor Angela Merkel and Australia's Prime Minister Malcolm Turnbull as they stage a protest during the COP21, United Nations Climate Change Conference in Le Bourget, north of Paris, France.

Singer Madonna (C) sings next to her guitarist Monte Pittman (C-R) and her son David Banda (L) at the place de la Republique in Paris at a makeshift memorial in tribute to victims of the Nov. 13 terror attacks in Paris.

تصویری از ربات زیردریایی در نمایشگاه کالاهای الکترونیکی لاس وگاس

U.S. M1A2 SEP Abrams battle tanks cross the Hantan river during an annual joint military exercise between South Korea and the United States, in Yeoncheon, south of the demilitarized zone that divides the two Koreas, South Korea.

Actors America Ferrera, Chloe Grace Moretz and Angela Bassett (L-R) react as they look over notes before announcing the nominations for the 73rd annual Golden Globe Awards in Beverly Hills, California. The awards will be presented on Jan. 10, 2016.

People look on after a car falls onto the stairs of an underpass, in Fuzhou, Fujian province, China, Dec. 9, 2015. The driver backed the car into the underpass entrance after mistaking the accelerator as the brake. No one was injured in the accident, local media reported.

An illuminated installation constructed with glass and LED lights is seen as part of the upcoming Christmas celebrations at the "Starlight Garden" in Hong Kong.

Nikolai Vasilyev, 62, dressed as Father Frost, the Russian equivalent of Santa Claus, water-skis on the Yenisei River outside the Siberian city of Krasnoyarsk, Russia.

Strings of lights are fixed on the fountain in front of the Old Opera as Christmas decorations in Frankfurt, Germany.

Apple Chief Executive Officer Tim Cook (C) attends an event for students to learn to write computer code at the Apple store in the Manhattan borough of New York, Dec. 9, 2015.

Ballet soloist Valeria Zapasnikova (L) and principal dancer Leonid Sarafanov perform in Nacho Duato's "The Nutcracker" at the Mikhailovsky Theatre in St. Petersburg, Russia.

A dancer swings metal rings during an ice-skating show as part of the Ocean Park Christmas performances in Hong Kong.

Seth Hardwick competes in the bareback riding event for a third place score of 81.0 during the seventh go-round of the National Finals Rodeo in Las Vegas Dec. 9, 2015.