Buuxi weedha soo socota: Donohue wuxuu horey ugu soo baxay Formula One bishii Sebtember 19, 1971, isagoo wata McLaren oo ay maalgelisay Penske ee Grand Prix-ka Kanada ee Mosport Park, isagoo ku dhammaystiray kaalinta saddexaad. Ka dib markii uu ka soo baxay hawlgabkii uu la joogay madaxiisii hore, Penske, Donohue wuxuu ku soo laabtay Formula One, isagoo galay labadii tartan ee ugu dambeeyay 1974 Formula One. Donohue wuxuu ku dhamaaday kaalinta 12-aad ee Canadian Grand Prix, laakiin wuxuu ku guuldareystay inuu ku dhammeeyo
Tartanka Grand Prix ee dalka Mareykanka.