SEOUL, Dec 29 (Reuters) - Two Thai nationals were among

the 175 passengers, as well as six crew members, on board the

airliner that crashed on Sunday at South Korea's Muan

International Airport, South Korea's transport ministry said.

Investigators were looking into the cause of the crash, the

ministry said in a statement.

A Jeju Air spokesperson said a Boeing 737-800 jet was

involved in the accident.