4 fatalities

Bomber Crew Survives SA-2 Strike During Linebacker II, Two Killed in Crash (56-0622)

Khon Kaen, ThailandFlight

On December 20, 1972, a Boeing B-52 Stratofortress (registration 56-0622) operated by United States Air Force - USAF (since 1947) was involved in an aviation accident near Khon Kaen, Thailand in flight. 4 people were killed. Investigators recorded the probable cause as: Shot down by enemy fire. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-12Data APIEditorial standards

During Linebacker II, a bomber was hit by an SA-2 missile over Hanoi. The crew escaped the area but crashed near Khon Kaen. Two crew members survived; four were killed.

Incident Overview

On a mission during the Linebacker II campaign, a bomber aircraft departed U-Tapao Naval Air Station in Thailand with six crew members on board. While operating over Hanoi, Vietnam, the aircraft was struck by enemy fire identified as an SA-2 surface-to-air missile. Despite the hit, the crew managed to guide the aircraft away from the immediate area.

Crash and Crew

The aircraft continued flying but eventually lost altitude as it crossed into Thailand. It crashed approximately 35 kilometers east of the city of Khon Kaen. Of the six crew members, two survived the crash, while four others were killed.

Crew Roster

The crew consisted of:

  • Major John Franklin Stuart, pilot
  • 1st Lieutenant Paul Granger, copilot
  • Captain Thomas Klomann, navigator
  • Major Randolph Perry Jr., radio navigator
  • Captain Irwin Lerner, electronic warfare officer
  • Master Sergeant Arthur McLaughlin, air gunner

Indications are that Maj Stuart, 1st Lt Granger, Cpt Lerner, and MSgt McLaughlin did not survive the crash.

Official Findings

The investigation concluded that the probable cause of the accident was the aircraft being shot down by enemy fire.