MONTMELO, Spain -- Marc Marquez won the Catalonia Grand Prix to strengthen his lead of the MotoGP points race after his top challengers crashed out early on Sunday.
Marquez sped away on his Honda to claim his home race after teammate Jorge Lorenzo went down on lap 2 and took Andrea Dovizioso, Valentino Rossi and Maverick Vinales with him.
Marquez increased his lead over Dovizioso to 37 points after four wins in seven races. It was also his 48th career win in the top category.
The five-time champion started from second on the grid behind polesitter Fabio Quartararo, who crossed the line second to secure his first podium finish.