Pretty much Standard Operating Procedure these days: When bad things happen, have your legal and PR staff closely question and challenge the Point of View of accusers, while working every Catch-22 connection and boondoggle in stock, trusting complaints will crash in on themselves from sheer confusion, crosswinds, and weight.
Once the status quo has been maintained and Situation Normal (All Fouled Up) has been re-instituted, one can then declare victory and divvy out promotions and bonuses, taking a year off with full pay and benefits.
This formula works right across the tragedy board, and throughout the entire spectrum of mass mayhem people usually encounter: any banking, all politics, business in general, you name it.
All areas of human endeavor eventually go south; when they do, it's important to have a standard game plan already in place to dodge blame and lay a solid foundation of Doubt and Delay -- two of the best friends any industry or enterprise has ever had.
BP has emerged a masterful maestro, working both of these with ongoing masterstrokes.