Belgian GP: Ayrton Senna, McLaren MP4-5B Honda, leads Gerhard Berger, McLaren MP4-5B Honda, Alain Prost, Ferrari 641/2, and Alessandro Nannini, Benetton B190 Ford.
Ayrton Senna, McLaren MP4-5B Honda, leads Gerhard Berger, McLaren MP4-5B Honda, Alain Prost, Ferrari 641/2, and Alessandro Nannini, Benetton B190 Ford.