Seven U.S. citizens died in the crash , the State Department says . Nigerian aviation authorities suspend Dana Air 's license . 153 bodies have been recovered from the crash site . - The United States and Nigeria are expected to announce a joint investigation into the cause of an explosion that killed at least 15 people on board Nigeria's national airline Kogi Airways Flight 8501, which crashed shortly
Seven U.S. citizens died in the crash , the State Department says . Nigerian aviation authorities suspend Dana Air 's license . 153 bodies have been recovered from the crash site . Pilot Peter Waxtan , a former Spirit Airlines captain , joined Dana Air in March .