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“A massive and potentially unprecedented environmental disaster”
Oil spill gallery (9 of 21)
In this photo provided by the U.S. Coast Guard, President Barack Obama addresses the media at Coast Guard Station Venice, May 2, 2010 in Venice, Louisiana. Obama traveled to Louisiana, where he conducted a personal assessment of the aftermath of the explosion of a BP oil rig in the Gulf of Mexico, which continues to spill millions of gallons of oil into the Gulf, threatening fisheries and beaches. (Photo by Patrick Kelley/U.S. Coast Guard via Getty Images)
