FILE - In this Sunday, June 27, 2010 file picture, a boat pulls absorbent materials along the surface of the Gulf of Mexico among large streaks of oil from the nearby BP Deepwater Horizon oil spill ... more 
FILE - In this Sunday, June 27, 2010 file picture, a boat pulls absorbent materials along the surface of the Gulf of Mexico among large streaks of oil from the nearby BP Deepwater Horizon oil spill close to shore in waters southeast of Venice, La. An April 20, 2010 explosion at the offshore platform killed 11 men, and the subsequent leak released an estimated 172 million gallons of petroleum into the gulf. less 
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Associated Press | Photo By Gregory Bull
Wed, Apr 20, 2011 10:09 AM EDT