Caesars Palace GP: Alain Prost, Renault RE30, leads Patrick Tambay, Ligier JS17 Matra, Bruno Giacomelli, Alfa Romeo 179C, Nigel Mansell, Lotus 87 Ford, and Mario Andretti, Alfa Romeo 179C.
Alain Prost, Renault RE30, leads Patrick Tambay, Ligier JS17 Matra, Bruno Giacomelli, Alfa Romeo 179C, Nigel Mansell, Lotus 87 Ford, and Mario Andretti, Alfa Romeo 179C.