Spanish GP: Alain Prost, McLaren MP4-4 Honda, leads Nigel Mansell, Williams FW12 Judd, as Thierry Boutsen, Benetton B188 Ford, heads the chasing pack.
Alain Prost, McLaren MP4-4 Honda, leads Nigel Mansell, Williams FW12 Judd, as Thierry Boutsen, Benetton B188 Ford, heads the chasing pack.