Photos | A look back at the BP oil spill
APTOPIX Gulf Oil Spill
Credit: AP
An oil-covered crab is seen on an oil-impacted beach at the mouth of the Mississippi River near Venice, La. Wednesday, May 19, 2010. Oil from last month's Deepwater Horizon oil rig explosion in the Gulf of Mexico has started drifting ashore along the Louisiana coast. (AP Photo/Charlie Riedel)
