Student Farim Ahmad was in his final class of the day at Kabul's American University of Afghanistan when he heard the first blast. Other students, who had already finished, were gathering in the cafeteria
Then came the smoke, fire and confusion.
Thirteen people were killed in an attack that began Wednesday evening at the university in the Afghan capital, Basir Mujahid, spokesman for the Kabul police chief, told CNN on Thursday. Two gunmen were killed after police entered a building hours after the shooting started.