Williams Grand Prix Engineering Prix, Mansell having won it in 1987. Three consecutive victories became four when Mansell won again in Germany, with Patrese about 10 seconds behind him in second place. Senna ended Williams's run of victories by winning in Hungary, finishing five seconds ahead of Mansell. Mansell later won the Italian Grand Prix and the Spanish Grand Prix, while Patrese won the Portuguese Grand Prix after Mansell's race was ruined by a botched pitstop in which only three wheel nuts were fitted. Williams finished second in the Constructors' Championship, scoring 125 points in total, 14 points behind McLaren. Mansell finished second in
2015 Speedway Grand Prix of Slovenia only dropped one point in the entire meeting, finishing to Jason Doyle in heat 18. Overall, Woffinden extended his lead in the world title race to 25 points, with Hancock leapfrogging Pedersen into second place. 2015 Speedway Grand Prix of Slovenia The 2015 Mitas Slovenian FIM Speedway Grand Prix was the ninth race of the 2015 Speedway Grand Prix season. It took place on September 12 at the Matija Gubec Stadium in Krško, Slovenia. First reserve Peter Kildemand replaced Jarosław Hampel, who had injured himself during the 2015 Speedway World Cup. The Speedway Grand Prix Commission also nominated Aleksander Čonda