A riot policeman removes pictures of Mohammed Ebrahim Yacoub, 18, who died in police custody, from a wall in the eastern village of Sitra, Bahrain. (AP)

A member of the UNHCR, the UN Refugee Agency (L) acts as a soldier during a 'refugee run' where business people and politicans attending the World Economic Forum play the role of people fleeing conflicts and persecution, Davos, Switzerland. (AP)

A rescuer works amidst the debris of a collapsed building in Rio de Janeiro, Brazil. (Reuters)

A t-shirt held by a college student depicts U.S. President Barack Obama as a superhero as he delivers remarks on college affordability at the University of Michigan in Ann Arbor. (Reuters)

A man smells a flower during the Holocaust remembrance memorial in Chisinau, Moldova. (AP)

People light incense to pray for wealth and fortune on the 5th day of the Chinese Lunar New Year at Dongyue Temple in Beijing. (Reuters)

Mounted Indian Border Security force soldiers leave at end of the final dress rehearsal of the Beating Retreat, in New Delhi, India. (AP)

Two pelicans rest in the zoo of Frankfurt, Germany. (AP)