NEW ORLEANS -- Coast Guard Petty Officer 3rd Class James Peterson with Sector New Orleans, takes a sample from an oil spill that occured approximately 10 miles southeast of Venice, La., in the Delta National Wildlife Refuge, April 6, 2010. Coast Guard Sector New Orleans, the Louisiana Oil Spill Coordinator's Office - Department of Public Safety and Corrections, and Chevron Pipe Line Company (CPL), have formed a Unified Command and are working to minimize the environmental impact of the spill. U.S. Coast Guard photo by Petty Officer 1st Class Jesse Kavanaugh.