Casey Stoner avoids mayhem behind him to run away with French MotoGP race . Australian finishes 28-lap event 14 seconds clear of Qatar 's Valentino Rossi . The Spaniard had won the third race this season last time out in Portugal after recovering from shoulder surgery , but his championship hopes suffered a blow after 17 of the 28 laps at Le Mans . Title rival Valentino Rossi breaks collarbone after crash involving Casey Stoner . Seven -time world champion Valentino Rossi earns fifth podium finish since joining Ducati .
Casey Stoner avoids mayhem behind him to run away with French MotoGP race . Australian finishes 28-lap event 14 seconds clear of Qatar 's Valentino Rossi . Title rival Valentino Rossi breaks collarbone after crash involving Casey Stoner . Seven -time world champion Valentino Rossi earns fifth podium finish since joining Ducati .