Took off from Chivenor in B-17 Mk IIa (Sqn code 'J' Coastal Command) on an anti-submarine patrol over the Bay of Biscay.
Shot down by a JU-88 and crashed in the sea.
Killed includes Cojocar: Warrant Officer Class 2 William James Arnold RCAF R/106166 KIA Runnymede Memorial Panel 179. Warrant Officer Class 2 Clarence Lummis Copping RCAF R/77233 KIA Runnymede Memorial Panel 179. Warrant Officer Class 2 Richard Glover Montgomery RCAF R/106426 KIA Runnymede Memorial Panel 180. Warrant Officer Class 2 Frank Spino RCAF R/75875 KIA Runnymede Memorial Panel 180. Flying Officer Richard John Weatherhead RCAF J/6992 KIA Runnymede Memorial Panel 175. Flying Officer William Christian Zapfe RCAF J/7024 KIA Runnymede Memorial Panel 175. Flying Officer Robert Albert Phillips RAF KIA Runnymede Memorial Panel 128.