Security staff with guns outside university
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Pakistan attack: Security tight at Bacha Khan University

Security has been stepped up at Pakistan's Bacha Khan University in Charsadda, following an attack which left at least 21 people dead.

Vigils have been held across the country but the BBC's Shaimaa Khalil says questions are still being asked about why the attackers were able to strike the university.

  • 21 Jan 2016
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