Gunmen have attacked a university campus in north-west Pakistan, killing at least nineteen people and injured 50, officials say.
The invasion forced students and staff to run for cover in toilets and examination halls, and by the time police and Pakistani army commandos had arrived, several students and staff members were dead and dozens of others wounded.Reports say the attack Bacha Khan University campus in Charsadda lasted for nearly three hours before an army official confirmed that the firing had stopped.
