Photos | A look back at the BP oil spill
ADDITION Gulf Oil Spill
Credit: AP
** ADDS NAME ** A Capitol Hill police officer arrests Diane Wilson on Capitol Hill in Washington, Thursday, June 17, 2010, as BP CEO Tony Hayward testified before the Energy and Environment subcommittee on Oversight d Investigations hearing on the role of BP in the Deepwater Horizon Explosion and oil spill. (AP Photo/Haraz N. Ghanbari)
