BP Chief Executive Tony Hayward, center, arrives before the Oversight and Investigations Subcommittee for a hearing on the Deepwater Horizon explosion and oil spill on June 17, 2010 in Washington, DC. BP agreed the day before to place $20 billion into an escrow account managed by a third party to pay out claims resulting from the oil spill and also said it will not pay out additional dividends to shareholders for the remainder of the year.