After overcoming pariah status at the end of the last century, South Korea must learn what caused the catastrophe on Dec. 29 and what lessons to draw from it.

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

South Korean officials are looking for the cause of a passenger jet crash that killed 179 people, in one of the deadliest disasters in the country’s aviation history.