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

The two black boxes on the Boeing jet involved in the worst aviation disaster on South Korean soil stopped recording about ...

Authorities have said black boxes holding the flight data and cockpit voice recorders stopped recording around four minutes ...

The two flight recorders on board a South Korean airliner stopped working before the jet crashed during an emergency landing ...

Before it suffered the deadliest crash in South Korea's history, budget airline Jeju Air was moving fast: racking up record ...

Before it suffered the deadliest crash in South Korea's history, budget airline Jeju Air was moving fast: racking up record ...

The flight data and cockpit voice recorders on the Jeju Air jet that crashed on Dec. 29 stopped recording about four minutes ...

After overcoming pariah status at the end of the last century, South Korea must learn what caused the catastrophe on Dec. 29 ...

The discovery of the missing data suggests all power may have been cut, which is rare, a former government accident ...

Two people, both flight attendants, are the only survivors of the crash and are being treated at South Korean hospitals.