Monaco GP: Nigel Mansell, Williams FW11B Honda, leads Ayrton Senna, Lotus 99T Honda, Nelson Piquet, Williams FW11B Honda, Michele Alboreto, Ferrari F1-87, Alain Prost, McLaren MP4-3 TAG, Eddie Cheever, Arrows A10 Megatron, Gerhard Berger, Ferrari F1-87, Thierry Boutsen, Benetton B187 Ford, and Stefan Johansson, McLaren MP4-3 TAG, round Loews Hairpin on the opening lap.
Nigel Mansell, Williams FW11B Honda, leads Ayrton Senna, Lotus 99T Honda, Nelson Piquet, Williams FW11B Honda, Michele Alboreto, Ferrari F1-87, Alain Prost, McLaren MP4-3 TAG, Eddie Cheever, Arrows A10 Megatron, Gerhard Berger, Ferrari F1-87, Thierry Boutsen, Benetton B187 Ford, and Stefan Johansson, McLaren MP4-3 TAG, round Loews Hairpin on the opening lap.