An Asiana Airlines Airbus A321-200, registration HL8256 performing flight OZ-8124 from Jeju to Daegu (South Korea) with 194 people on board, had been en route at FL210 and was descending towards Daegu when a left-hand emergency exit opened causing injuries to 9 passengers. The aircraft continued for a safe landing on Daegu’s runway 13R. The injured were taken to a hospital.
Local Police reported nine passengers were taken to hospital with breathing difficulties after an overwing exit opened in flight. The passenger sitting next to it was arrested for allegedly intentionally opening the door.
The airline reported police are investigating a man who was sitting next to the emergency exit and said he had been touching the lever. The airline later added the aircraft was on final approach descending through about 650 feet AGL (200 meters) of height when the door opened.
The open emergency exit in flight:
The door is seen from the apron: