South Korean officials are launching an investigation into the cause of the fire that engulfed an Air Busan passenger plane, with eyewitness accounts suggesting a power bank may have sparked the blaze.

A passenger plane operated by Air Busan caught fire before takeoff at an airport in South Korea; all 176 people on board were safely evacuated using an escape slide.

A passenger aircraft carrying 169 passengers and seven crew members burst into flames at Gimhae International Airport in Busan, South Korea, on Tuesday night, triggering a swift and dramatic evacuation.