The missing data deepens the puzzle of what caused the deadly air disaster in Muan, South Korea, late last month.

The two flight recorders on board a South Korean airliner stopped working before the jet crashed during an emergency landing and subsequent crash that killed 179 of the 181 people on board, officials said Saturday.

Jeju Air jet’s ‘black box’ stopped recording just minutes before the airliner hit a concrete structure at South Korea's Muan airport on December 29, the transport ministry said on Saturday. Without the black box data, the flight information and cockpit voice recorders are missing.

South Korea’s leading low-cost carrier, heavy with debt and its stock already near record lows, is now facing intense public and government scrutiny.

The two black boxes on the Boeing jet involved in the worst aviation disaster on South Korean soil stopped recording about four minutes before the accident, the transport ministry said on Saturday. So

The black boxes holding the flight data and cockpit voice recorders for the crashed Jeju Air flight that left 179 people dead stopped recording four minute

The flight data and cockpit voice recorders on the Jeju Air jet that crashed on Dec. 29 stopped recording about four minutes before the airliner hit a concrete structure at South Korea's Muan airport,

Before it suffered the deadliest crash in South Korea's history, budget airline Jeju Air was moving fast: racking up record passenger numbers and flying its aircraft more than domestic rivals and many of its global peers,

The flight data and cockpit voice recorders on the Jeju Air jet that crashed on Dec. 29 stopped recording four minutes before the airliner hit a concrete structure at South Korea's Muan airport, the transport ministry said on Saturday.

The aftermath of the Jeju Air crash at Muan International Airport in Muan County, South Jeolla Province, has dealt a severe blow to Vietnamese tourist destinations popular with South Koreans, leading to a significant drop in travelers.