Formula One World Championship
Sixth placed Howden Ganley (NZL) Iso Marlboro-Williams IR found himself leading the race from fifth placed Jackie Stewart (GBR) Tyrrell 006/2 and second placed Emerson Fittipaldi (BRA) Lotus 72D after a confused pace car mistakenly took Ganley to be the leader.
Canadian Grand Prix, Mosport Park, 23 September 1973.
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