San Marino GP: Nigel Mansell, Williams FW14B Renault, leads Riccardo Patrese, Williams FW14B Renault, Ayrton Senna, McLaren MP4-7A Honda, and Gerhard Berger, McLaren MP4-7A Honda.
Nigel Mansell, Williams FW14B Renault, leads Riccardo Patrese, Williams FW14B Renault, Ayrton Senna, McLaren MP4-7A Honda, and Gerhard Berger, McLaren MP4-7A Honda.