GULFPORT, MS - APRIL 16: Students from Hancock High School take photos along the beach on prom night April 16, 2011 in Gulfport, Mississippi. Gulfport's beaches were extensively impacted by the BP oil... more 
GULFPORT, MS - APRIL 16: Students from Hancock High School take photos along the beach on prom night April 16, 2011 in Gulfport, Mississippi. Gulfport's beaches were extensively impacted by the BP oil spill but are now open to the public. April 20th marks the one-year anniversary of the spill, the worst environmental disaster in U.S. history. (Photo by Mario Tama/Getty Images) less 
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Getty Images | Photo By Mario Tama / Getty Images
Sat, Apr 16, 2011 9:46 PM EDT