Monaco GP: Ayrton Senna, McLaren MP4-5 Honda, leads Alain Prost, McLaren MP4-5 Honda, and Thierry Boutsen, Williams FW12C Renault, at the start.
Ayrton Senna, McLaren MP4-5 Honda, leads Alain Prost, McLaren MP4-5 Honda, and Thierry Boutsen, Williams FW12C Renault, at the start.