Dani Pedrosa claimed his second victory of the season as the Spaniard won the Indianapolis MotoGP in emphatic fashion on Sunday.
Kubica won the race in his fifth attempt, his first three in the second tier LMP2 category, to become Poland's first overall winner since Le Mans was first staged in 1923.
Spanish world champion Marc Marquez became the first man in 17 years to win 10 consecutive MotoGP races when he rode to a comfortable victory at Indianapolis on Sunday.
MotoGP leader Valentino Rossi extended his advantage over Yamaha team mate Jorge Lorenzo by winning the San Marino Grand Prix in front of his home crowd on Sunday. World champion Rossi, now 30 points clear of the Spaniard with four races left, started on pole for the first time at Misano but quickly dropped down to fourth before battling back up to first where he then sped away from the field.
Motorsport was plunged into more grief and introspection on Sunday by a second death in a week amid intensified concern for safety standards in all forms of racing around the world.
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