Gunfire heard at American university in Kabul: Afghan official

A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan. REUTERS/Mohammad Ismail

KABUL (Reuters) - Thirteen people, including students and a professor, were killed in an attack on the American University in Kabul that had students leaping from the windows in panic, the Afghan government said on Thursday.

The attack began on Wednesday evening with a large explosion from what officials said was a car bomb followed by gunfire, as suspected militants stormed into the complex where foreign staff and pupils were working.