Canadian GP
Alain Prost, McLaren MP4-4 Honda, battles with Ayrton Senna, McLaren MP4-4 Honda, at the start. They lead Gerhard Berger, Ferrari F1/87-88C, Michele Alboreto, Ferrari F1/87-88C, Alessandro Nannini, Benetton B188 Ford, a Lotus 100T Honda, Thierry Boutsen, Benetton B188 Ford, Nigel Mansell, Williams FW12 Judd, Eddie Cheever, Arrows A10B Megatron, and Riccardo Patrese, Williams FW12 Judd.
