Portuguese GP: Luis Perez-Sala, Minardi M189 Ford, leads Alessandro Nannini, Benetton B189 Ford, Riccardo Patrese, Williams FW13 Renault, and Thierry Boutsen, Williams FW13 Renault.
Luis Perez-Sala, Minardi M189 Ford, leads Alessandro Nannini, Benetton B189 Ford, Riccardo Patrese, Williams FW13 Renault, and Thierry Boutsen, Williams FW13 Renault.