9 September 1988: Vietnam Airlines Flight 831, a Tupolev Tu-134 (built in 1978), registration VN-A102, departed from Hanoi with 81 passengers aboard and crashed while on approach to Bangkok. There were 76 fatalities and the aircraft was entirely destroyed. The aircraft flew into a heavy thunderstorm and was probably struck by lightning. The aircraft then exploded after it crashed into a field 4 mi/6 km short of Don Mueang International Airport.