A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail

A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail

A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail

August 24, 2016 6:26 PM (UTC+8)