Passengers evacuated from an Air Busan plane that was engulfed in flames this week at a South Korean airport will have their checked baggage returned to them, after authorities on Friday deemed the jet safe for a full investigation.

South Korean officials are launching an investigation into the cause of the fire that engulfed an Air Busan passenger plane while awaiting takeoff at Busan's Gimhae International Airport, with some eyewitness accounts leading to speculation that a portable power bank may have caused the blaze.

Authorities will start a joint investigation into the Air Busan A321 that burst into flames at Busan Gimhae International Airport, Yonhap News Agency reports.

Concerns have been raised about the safety risk of bringing portable batteries in carry-on luggage for flights, as a lithium-ion battery is suspected as the cause of the fire that

BUSAN, Jan. 31 (Yonhap) -- Authorities decided to begin a joint investigation of a fire-destroyed Air Busan plane early next week, officials said Friday, after completing safety checks on a large amount of fuel that is still stored at the wings of the plane.

An Air Busan plane caught fire at Gimhae International Airport, Busan, South Korea, with 169 passengers and seven crew members on board, who were safely evacuated. The incident follows the recent deadly Jeju Air crash at Muan Airport,

A fire broke out on an Air Busan Airbus A321 leased from AerCap while at the gate at South Korea's Busan Gimhae International Airport on Jan. 28. All 170 passengers and six crew members aboard Flight BX391, which was bound for Hong Kong, were evacuated using emergency slides. Two injuries were...

The fire broke out in the back of the cabin, officials said. All 176 people on board, including passengers and crew members, were evacuated, some with minor injuries.

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.