South Korea's acting President Choi Sang-mok said on Thursday immediate action must be taken if a special inspection of all Boeing 737-800 aircraft operated in the country finds any issues as authorities ramp up a probe into Sunday's deadly air crash.

The turnover at the top of Asia’s fourth-largest economy left the government scrambling when Jeju Air flight 7C2216 slammed into a wall at Muan International Airport on Sunday

The search warrant lists charges of professional negligence resulting in death after 179 people were killed on a Jeju Air flight.