Explosion at huge Louisiana refinery; 6 minor injuries
GARYVILLE, La. (AP) — A huge Louisiana refinery was rocked by an explosion and fire Monday. Marathon Petroleum Corp. said six workers suffered minor injuries. Officials later gave the all-clear sign, but it was not immediately clear what caused the morning blast at the Marathon Petroleum Corp. plant in Garyville, between New Orleans and Baton Rouge. Six contract workers were…