http://news.yahoo.com/photos/photos-of-the-day-march-26-2014-1395847747-slideshow/Supporters of Afghan Presidential candidate Abdul Rab Rasoul Sayyaf listen to his speech during an election campaign in Herat, Afghanistan, March 26, 2014. The presidential vote has been slated for 05 April but the campaigning has been marred by violence, with the Taliban vowing to disrupt the elections. (EPA/JALIL REZAYEE)
U.S. President Barack Obama shakes hands with EU Council President Herman Van Rompuy and EU Commission President Jose Manuel Barroso at the EU Council building in Brussels on Wednesday, March 26, 2014. Obama is on a one day trip to Belgium to meet EU officials and visit the WWI Flanders Field Cemetery. (AP Photo/Virginia Mayo)
Riot police officers in civilian clothes and a police dog take part in a protest outside a police station in Madrid, Spain Wednesday March 26, 2014. The riot police are complaining about a riot control operation that they say went wrong after several police officers were attacked and injured by demonstrators at a weekend protest over corruption, government cuts and unemployment. (AP Photo/Paul White
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