MotoGP rider Jack Miller of Australia, who finished second, celebrates on the podium with race winner Miguel Oliveira of Portugal, left, at the MotoGP race of the Portuguese Motorc...

AlfaTauri driver Pierre Gasly of France celebrates winning the Italian Formula One Grand Prix, at the Monza racetrack in Monza, Italy.

Second placed Spain's Marc Marquez, left, winner Maverick Vinales of Spain, center, and third-placed Andrea Dovizioso of Italy pose for photo after the MotoGP race at the Malaysia ...

Spanish rider Jorge Lorenzo of the Repsol Honda Team crashes during qualifying at Sepang International Circuit ahead of the MotoGP Malaysian Grand Prix in Sepang.

Spain's MotoGP rider Marc Marquez in action during the final round of the MotoGP Japanese Motorcycle Grand Prix at the Twin Ring Motegi circuit in Motegi, north of Tokyo

Spain's MotoGP rider Marc Marquez celebrates after winning the MotoGP Japanese Motorcycle Grand Prix at the Twin Ring Motegi circuit in Motegi, north of Tokyo

Bradley Smith of the Petronas Sprinta Racing falls down during the Moto2 race at the British Motorcycle Grand Prix at the Silverstone racetrack, in Silverstone, England.

MotoGP rider Marc Marquez of Spain steers his motorcycle during the French Motorcycle Grand Prix at the Le Mans racetrack, in Le Mans, France.

Spain's rider Marc Marquez celebrates after crossing the finish line to win the MotoGP Japanese Motorcycle Grand Prix at the Twin Ring Motegi circuit in Motegi, north of Tokyo.

Spain's rider Marc Marquez sprays champagne during the award ceremony of the MotoGP Japanese Motorcycle Grand Prix at the Twin Ring Motegi circuit in Motegi, north of Tokyo.

Spain's rider Marc Marquez of the Repsol Honda Team, front, steers his motorcycle followed by Italian rider Andrea Dovizioso of the Ducati Team at the MotoGP race during the Aragon...

Spain's rider Marc Marquez of the Repsol Honda Team steers his motorcycle after falling down during a warm up session for the MotoGP race at the Austrian motorcycle Grand Prix at t...

German driver Sebastian Vettel steers his Ferrari during the third free practice at the Monaco racetrack, in Monaco.

Mercedes driver Lewis Hamilton of Britain leads during the Spanish Formula One Grand Prix at the Barcelona Catalunya racetrack in Montmelo, Spain.

The 3 Motorcycle World Champions pose for a photo after the Valencia Motorcycle Grand Prix, the last race of the season, at the Ricardo Tormo circuit in Cheste near Valencia, Spain...

Italian rider Mattia Pasini of the Italtrans Racing Team falls from his bike at the Moto2 race during the Valencia Motorcycle Grand Prix, the last race of the season, at the Ricard...

Spain's Joan Mir sprays champagne as he celebrates on the podium after winning the Moto3 World Championship and the Australian Motorcycle Grand Prix at Phillip Island near Melbourn...

Spain's Moto2 rider Alex Marquez, right, falls from his Kalex as Italy's Stefano Manzi follows during a warm-up session ahead of the Australian Motorcycle Grand Prix at Phillip Isl...

German's Moto2 rider Marcel Schrotter falls from his Suter as Spain's Jorge Navarro rides past on his Kalex during the third practice session for the Australian Motorcycle Grand Pr...

German's Moto2 rider Marcel Schrotter falls from his Suter as Spain's Jorge Navarro rides past on his Kalex during the third practice session for the Australian Motorcycle Grand Pr...