Bolingbroke aircraft 9984 flew into a hill five miles west of Lumsden, Saskatchewan during a routine air frame and engine test flight. All crew members were killed in the crash.
Killed including Campbell: Warrant Officer Class 2 E.B. North RCAF LAC R.H. Shults RCAF LAC H.A. Lightle RCAF LAC R.E. Habkirk RCAF AC1 H. V. Pratt RAF.
