Weathered oil from the Deepwater Horizon spill laps over protective boom material in Biloxi Bay, Mississippi.
Weathered oil from the Deepwater Horizon spill laps over protective boom material in Biloxi Bay, Mississippi. James Edwards Bates/Biloxi Sun-Herald/MCT
Weathered oil from the Deepwater Horizon spill laps over protective boom material in Biloxi Bay, Mississippi. James Edwards Bates/Biloxi Sun-Herald/MCT