A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail - RTX2MWHA
Afghan policemen stand guard at the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWUR
Afghan security forces keep watch at the site of an attack in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani TPX IMAGES OF THE DAY - RTX2MVWK
Afghan men sit in an ambulance after they were rescued from the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWUQ
Afghan security forces arrive at the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWYF
Afghan men walk towards an ambulance after they were rescued from the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail TPX IMAGES OF THE DAY - RTX2MWGF
A wounded man lies inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWYE
Afghan policemen stand guard at the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail - RTX2MWHI
An Afghan policeman keeps watch at the site of an attack in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MVX8
Afghan men sit in an ambulance after they were rescued from the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Mohammad Ismail - RTX2MWHH
A wounded man is helped by a medic inside an ambulance following an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWV6
Afghan policemen stand guard at the site of an attack at American University of Afghanistan in Kabul, Afghanistan August 24, 2016. REUTERS/Omar Sobhani - RTX2MWVA
Attack on American University in Kabul
Foreign staff and dozens of students were trapped on the campus of American University of Afghanistan in Kabul after suspected militants attacked it with explosives and gunfire, an official said.