Pakistani rescuers shift an injured man to a hospital following an attack by gunmen in the Bacha Khan university in Charsadda, about 50 kilometres from Peshawar, on January 20, 2016. At least 21 people died in an armed assault on a university in Pakistan on January 20, where witnesses reported two large explosions as security forces moved in under dense fog to halt the bloodshed. AFP PHOTO /Hasham AHMED / AFP / HASHAM AHMED        (Photo credit should read HASHAM AHMED/AFP/Getty Images)
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