A protester demonstrates behind Lamar McKay, Chairman and President of BP America, as he waits to testify before a Senate Energy and Natural Resources hearing on the accident in the Gulf of Mexico involving the offshore oil rig Deepwater Horizon in Washington, May 11, 2010. U.S. lawmakers start two days of hearings in Washington on the deadly drilling rig explosion and the oil spill that threatens an economic and ecological catastrophe on U.S. Gulf shores. REUTERS/Jason Reed
President and Chairman of BP America Inc. Lamar McKay (foreground), is pictured alongside protesters before a Senate Energy and Natural Resources hearing on the accident in the Gulf of Mexico involving the offshore oil rig Deepwater Horizon in Washington, May 11, 2010. U.S. lawmakers start two days of hearings in Washington on the deadly drilling rig explosion and the oil spill that threatens an economic and ecological catastrophe on U.S. Gulf shores. REUTERS/Jason Reed
President and Chairman of BP America Inc. Lamar McKay, is pictured alongside protesters before a Senate Energy and Natural Resources hearing on the accident in the Gulf of Mexico involving the offshore oil rig Deepwater Horizon in Washington, May 11, 2010. U.S. lawmakers start two days of hearings in Washington on the deadly drilling rig explosion and the oil spill that threatens an economic and ecological catastrophe on U.S. Gulf shores. REUTERS/Jason Reed
An unidentified protester holds up a sign during a hearing by the Coast Guard and the Interior Department's Minerals Management Service Tuesday, May 11, 2010 in Kenner, La. The hearing was being held to investigate the explosion of BP's Deepwater Horizon oil drilling platform off the Louisiana coast April 20 causing a continuing oil spill in the Gulf of Mexico.« Read less (AP Photo/Charlie Riedel, Pool).
An unidentified protester holds up a sign during a hearing by the Coast Guard and the Interior Department's Minerals Management Service Tuesday, May 11, 2010 in Kenner, La. The hearing was being held to investigate the explosion of BP's Deepwater Horizon oil drilling platform off the Louisiana coast April 20 causing a continuing oil spill in the Gulf of Mexico.« Read less (AP Photo/Charlie Riedel, Pool)
Demonstrators carry signs and a black plastic tarp meant to symbolize an oil spill during a protest against off shore oil drilling in Miami Beach, Fla. Tuesday, May 11, 2010. An oil spill has been contaminating water in the Gulf of Mexico for three weeks and threatens sensitive marshes and marine life from Louisiana to Texas.« Read less (AP Photo/Lynne Sladky)
Mario Perdomo of Miami has his face painted black to symbolize oil during a protest against off shore oil drilling in Miami Beach, Fla. Tuesday, May11, 2010. An oil spill has been contaminating water in the Gulf of Mexico for three weeks and threatens sensitive marshes and marine life from Louisiana to Texas.« Read less (AP Photo/Lynne Sladky)