Rins ran in the battle for second with Petrucci for much of the Catalan Grand Prix, but was unable to keep the Ducati behind when he tried to pass him at mid-distance with an aggressive Turn 4 move.
He almost collided with Petrucci under braking for Turn 1 late on while trying to re-pass, and dropped to sixth as a result, before recovering to fourth at the chequered flag.
Rins says his tyres ...Keep reading

Source: Rins: Getting stuck behind Petrucci cost me win chance