Mexican GP: Ayrton Senna, Lotus 99T Honda, leads Michele Alboreto, Ferrari F1-87, Andrea de Cesaris, Brabham BT56 BMW, Teo Fabi, Benetton B187 Ford, Riccardo Patrese, Brabham BT56 BMW, and Alessandro Nannini, Minardi M187 Motori Moderni.
Ayrton Senna, Lotus 99T Honda, leads Michele Alboreto, Ferrari F1-87, Andrea de Cesaris, Brabham BT56 BMW, Teo Fabi, Benetton B187 Ford, Riccardo Patrese, Brabham BT56 BMW, and Alessandro Nannini, Minardi M187 Motori Moderni.