FILE - In a Sept. 18, 2010 file photo, the Development Driller III, which drilled the relief well and pumped the cement to seal the Macondo well, the source of the Deepwater Horizon rig explosion and ... more 
FILE - In a Sept. 18, 2010 file photo, the Development Driller III, which drilled the relief well and pumped the cement to seal the Macondo well, the source of the Deepwater Horizon rig explosion and oil spill, is seen in the Gulf Of Mexico, off the coast of Louisiana, on the day well was declared dead. The federal government has set up a security zone around the wreckage site of the Deepwater Horizon drilling rig, which lies on the sea floor about 50 miles southeast of the Louisiana coast after it exploded and sank in April, leading to the massive BP oil spill in the Gulf of Mexico.The Justice Department said Wednesday, Oct. 27, 2010 that the zone extends 750 feet in all directions from the rig and its debris field. less 
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Associated Press | Photo By Gerald Herbert, File
Wed, Oct 27, 2010 5:09 PM EDT