What do you think of BP's action?
House committee on energy and commerce chairman Henry Waxman said BP's "complacency" before the 20 April rig explosion had been "astonishing".
BP has agreed to place $20bn (£13.5bn) in a special fund to deal with compensation payouts for those affected by the oil spill.
Are you affected by the oil spill? What do you think of Obama's handling of the crisis so far? Are you a BP shareholder? Are you happy with BP's response?
Find out how events unfolded during the US congressional hearing with BP chief executive Tony Hayward here as he appears before a US Congress committee.