When Jeju Air’s status as South Korea’s biggest low-cost carrier seemed under threat from the merger of the country’s two biggest airlines last year, the company’s CEO assured employees that it would “actively respond,

The flight, operated by Jeju Air, was landing when it went off the runway in Muan, in the country’s southwest. Only two people survived the crash.

There were two survivors and 179 confirmed dead in a commercial airplane crash Sunday at a South Korean airport, officials said.

South Korean officials are struggling to determine what caused a deadly plane crash that killed nearly 180 people on board, with the nation saddened, shocked and ashamed over the country’s worst aviation disaster in decades.

GE Aerospace, whose joint venture made the engines of the Boeing airplane that crashed in the deadliest aviation disaster on South Korean soil, joined the investigation as Seoul extended by a week special inspections of all 101 Boeing 737-800 jets.

Investigators from the NTSB and Boeing were expected to join the investigation into South Korea's deadliest air crash.

Sunday's crash, the nation's deadliest aviation disaster in decades, has sent a shock wave through South Korean society, which is already facing a political crisis that led to the successive impeachments of the country's top two officials — President Yoon Suk Yeol and Prime Minister Han Duk-soo.

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