A look at the best news photos from around the world.
April 17, 2015

1
Candles are placed in the Cologne Cathedral in Cologne, western Germany, for a ceremony for the 150 victims of the Germanwings plane crash last month in the French Alps.

2
A Yemeni girl holds a baby in a temporary shelter after fleeing violence in Yemen, at the port town Bosasso in Somalia's Puntland. U.N. Secretary-General Ban Ki-moon on Thursday called for an immediate halt to fighting in Yemen, the first time he has made such an appeal since Saudi-led airstrikes against Iranian-backed Houthi rebels began three weeks ago.

3
A woman cries in front of the skulls and bones of more than 8,000 victims of the Khmer Rouge regime during a Buddhist ceremony at Choeung Ek, a "Killing Fields" site located on the outskirts of Phnom Penh, Cambodia. Hundreds of Cambodians and monks gathered at the site to mark the 40th anniversary of the Khmer Rouge reign.

4
A poster of Nobel Prize-winning novelist Gabriel Garcia Marquez is surrounded by yellow butterfly cutouts with messages, placed there by fans, at a bookstore in Mexico City. Marquez fans are commemorating the first anniversary of his death. In 'Gabo's famous novel "100 Years of Solitude," clouds of yellow butterflies precede a forbidden lover’s arrival.