Incident Overview
During the departure of an aircraft, the airline company received information concerning a bomb threat. The aircrew was instructed to return to the airport and land. After landing, the aircraft was parked at an isolated area, and portable stairs were positioned at the left forward door.
Evacuation and Injuries
The rear door could not be opened immediately due to an apparent malfunction. During the evacuation, several passengers proceeded to open an overwing emergency exit and jumped from the leading edge of the wing. One passenger was seriously injured, and six passengers received minor injuries.
Post-Incident Actions
The aircraft remained parked at the isolated area following the incident. No further details about the bomb threat or the aircraft's subsequent status were provided in the source.