Following Saturday's Tu-154B passenger jet explosion in Siberia, Russia's transportation watchdog Rostransnadzor on Sunday recommended that all passenger jets of the same type be put out of service until the cause is determined.
What happens behind the scenes when an airplane has a mechanical issue and can't depart as scheduled? Let's join the parts specialists and operations staff.
At least 17 people were killed late Wednesday morning when an Air Force Embraer EMB-120ER crashed in central Angola, state-run media reported. Several people survived the accident.