ProductionHurricane Francine lashes Louisiana, forcing shut-in of more US Gulf oil and gas productionOne-third of crude output, half of gas production shut inPorkchop Singleton, 78, prepares his generator ahead of Hurricane Francine on Wednesday in Morgan City, Louisiana. The hurricane made landfall along the Louisiana coast Wednesday evening.Photo: AFP/SCANPIXRobert StewartNorth America Energy CorrespondentBaton Rouge