South Korean officials sent the voice recorder to be analyzed at an NTSB lab in the US after they discovered data was missing.

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

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, 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.

Officials are investigating the cause of the deadliest aircraft crash in South Korean history, which killed 179 people.

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

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 minutes before the disaster, South Korea's transport ministry 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 data and cockpit voice recorders on the Jeju Air plane that crashed on December 29 stopped recording about four minutes before it went off the runway and hit a concrete structure at South Korea's Muan International Airport,