Guardian: Tony Hayward felt the full-on wrath of a powerful committee of the US Congress today, determined to bring the BP chief executive to account for what it called an astonishing culture of “corporate complacency” that has led to America’s worst environmental catastrophe. In the 59 days since the oil leak in the Gulf of Mexico, Hayward has been transformed into one of the most hated men in the US, and the ferocity of the encounter between him and the House of Representatives committee on …