“In testimony before Congress last summer, Tony Hayward, then BP’s chief executive, asserted that his company was conducting a “full and comprehensive” investigation into the causes of the Deepwater Horizon disaster that killed 11 rig workers and spewed millions of gallons of oil into the Gulf of Mexico. He said BP had put in place a sweeping new safety system throughout the company in the wake of lapses in 2006 and 2007.”

Read more: http://www.chron.com/disp/story.mpl/headline/biz/7636704.html#ixzz1RBvn0GY7