Pelicans stand in oily water and grass on n island that is home to hundreds of brown pelican nests as well at terns,
gulls and roseated spoonbills, which is impacted by oil from the Deepwater Horizon oil spill in Barataria Bay just inside
the the coast of Louisiana, Saturday, May 22, 2010. (AP Photo/Gerald Herbert)
- Pelicans stand in oily water and grass on n island that is home to hundreds of brown pelican nests as well at terns, gulls and roseated spoonbills, which is impacted by oil from the Deepwater Horizon oil spill in Barataria Bay just inside the the coast of Louisiana, Saturday, May 22, 2010. (AP Photo/Gerald Herbert)
- Photographs record oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- Oil sheen is seen of the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- A videographer tapes oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- A researcher surveys oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- Kevin Boswell, a researcher from LSU, trails a gloved hand through oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- This image made from video released by British Petroleum (BP PLC) shows equipment being used to try and plug a gushing oil well in the Gulf of Mexico on Wednesday, May 26, 2010 during a maneuver known as a "top kill" that has never before been tried 5,000 feet underwater. The oil giant's chief executive earlier gave the procedure a 60 to 70 percent chance of working, and President Barack Obama cautioned Wednesday there were "no guarantees." (AP Photo/BP PLC)
- This image made from video released by British Petroleum (BP PLC) shows equipment being used to try and plug a gushing oil well in the Gulf of Mexico on Wednesday, May 26, 2010 during a maneuver known as a "top kill" that has never before been tried 5,000 feet underwater. The oil giant's chief executive earlier gave the procedure a 60 to 70 percent chance of working, and President Barack Obama cautioned Wednesday there were "no guarantees." (AP Photo/BP PLC)
- Researchers wear breathing apparatus as a thick stripe of oil is formed around a boat as it passes through oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- Oil floats on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- Christopher Pulaski with the National Wildlife Federation examines oil floating on the surface of the Gulf of Mexico near the coast of Louisiana, Wednesday, May 26, 2010. (AP Photo/Jae C. Hong)
- This image made from video released by British Petroleum (BP PLC) shows equipment being used to try and plug a gushing oil well in the Gulf of Mexico on Wednesday, May 26, 2010 during a maneuver known as a "top kill" that has never before been tried 5,000 feet underwater. The oil giant's chief executive earlier gave the procedure a 60 to 70 percent chance of working, and President Barack Obama cautioned Wednesday there were "no guarantees." (AP Photo/BP PLC)
- Senate Environment and Public Works Committee Chair Sen. Barbara Boxer, D-Calif., lower right hand corner, and committee member Sen. Benjamin Cardin, D-Md., are reflected in the live video feed of the gulf oil spill during a news conference on Capitol Hill in Washington,Wednesday, May 26, 2010. (AP Photo/Pablo Martinez Monsivais)
- This image made from video released by British Petroleum (BP PLC) shows equipment being used to try and plug a gushing oil well in the Gulf of Mexico on Wednesday, May 26, 2010 during a maneuver known as a "top kill" that has never before been tried 5,000 feet underwater. The oil giant's chief executive earlier gave the procedure a 60 to 70 percent chance of working, and President Barack Obama cautioned Wednesday there were "no guarantees." (AP Photo/BP PLC)
- Maura Wood, right, from the National Wildlife Federation, surveys an island impacted by oil from the Deepwater Horizon oil spill in Barataria Bay just inside the coast of Louisiana, Tuesday, May 25, 2010. (AP Photo/Jae C. Hong)
- A worker shovels oil from the Deepwater Horizon oil spill off Fourchon Beach in Port Fourchon, La., Monday, May 24, 2010. (AP Photo/Patrick Semansky)
- Oiled sandbags and containment booms are seen past a worker cleaning Fourchon Beach in Port Fourchon, La., Monday, May 24, 2010. Oil from last month's Deepwater Horizon oil rig explosion in the Gulf has started drifting ashore along the Louisiana coast. (AP Photo/Patrick Semansky)
- Graphic shows percentage of U.S. oil production from offshore drilling in the Gulf of Mexico
- An image from a live video feed the oil plume is seen on the BP.com website early Wednesday, May 26, 2010. The oil company planned a "top kill" designed to choke off the gusher of oil at the bottom of the Gulf of Mexico by force-feeding it heavy drilling mud and cement early Wednesday May 26, 2010. (AP Photo/BP.com)
- Baby, immature and adult oil stained pelicans rest on an island in Barataria Bay just inside the the coast of Louisiana, Sunday, May 23, 2010. The island, which is home to hundreds of brown pelican nests as well at terns, gulls and roseate spoonbills, is impacted by oil, seen at waterline, from the Deepwater Horizon Oil Spill. (AP Photo/Gerald Herbert)
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