Roll and pitch dynamics of crashed medical Learjet raise possibility of spatial disorientation

Ambulance aircraft suffered in-flight upset after entering low cloud in darkness just after departure from Philadelphia. US investigators probing the fatal medical Learjet 55 crash in Philadelphia are exploring potential spatial orientation as part of an inquiry complicated by the absence of cockpit-voice and flight-data recorder information. The a...

• Published date: 21-08-2026 11:16 AM