On November 15 , 2012 , Attorney General Holder and Breuer announced the largest criminal resolution in history in connection with the April 20 , 2010 Deepwater Horizon oil rig explosion . As part of the resolution , BP agreed to plead guilty to 11 felony manslaughter charges , environmental crimes , and obstruction of Congress , and to pay $ 4 billion in criminal fines and penalties . In addition to resolving charges against the corporation , the two highest-ranking supervisors on board the Deepwater Horizon were charged with manslaughter , and a former BP executive was charged with obstruction of Congress and making false statements
Deepwater Horizon oil rig explosion
Deepwater Horizon explosion
Lanny A. Breuer