Jorge Lorenzo nows leads the 250cc GP championship by 32 points as he defended his title with a win in France.
Lorenzo had to overcome a strong challenge from Alex de Angelis and Andrea Dovizioso to take victory. Early in the race he also came under pressure from Alvaro Bautista until the 125cc champion went off the track on lap four, before rejoining in last place.
Other riders leaving the track included Alex Espargaro on the first lap, Thomas Luthi on lap two, plus Karel Abraham and Jules Cluzel.
Dovizioso finished second from De Angelis, followed by Hector Barbera and Julian Simon. Marco Simoncelli was sxith, Mika Kallio was seventh, and Alvaro Bautists managed to finish eighth despite his early mistake.
Jorge LORENZO SPA APRILIA 43'12.237
Andrea DOVIZIOSO ITA HONDA 43'12.393
Alex DE ANGELIS RSM APRILIA 43'14.970
Hector BARBERA SPA APRILIA 43'18.208
Julian SIMON SPA HONDA 43'18.348
Marco SIMONCELLI ITA GILERA 43'34.990
Mika KALLIO FIN KTM 43'35.376
Alvaro BAUTISTA SPA APRILIA 43'39.653
Shuhei AOYAMA JPN HONDA 43'41.152
Anthony WEST AUS APRILIA 43'46.187
Ratthapark WILAIROT THA HONDA 44'10.137
Fabrizio LAI ITA APRILIA 44'10.248
Alex BALDOLINI ITA APRILIA 44'18.488
Taro SEKIGUCHI JPN APRILIA 44'18.957
Eugene LAVERTY IRL HONDA 44'19.886
Dirk HEIDOLF GER APRILIA 44'27.074
Arturo TIZON SPA APRILIA 44'43.692
Aleix ESPARGARO SPA APRILIA 44'51.938