Formula One World Championship
Pole sitter Ronnie Peterson (SWE) Lotus 72D, who crashed out on lap 17 after suffering a puncture, leads the race on the second lap from Jody Scheckter (RSA) McLaren M23, who crashed out on lap 33, and Niki Lauda (AUT) BRM P160E, who led a race for the first time before eventually retiring on lap 63 with a broken transmission.
Canadian Grand Prix, Mosport Park, 23 September 1973.
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