One of my friends sent me this link which suggests that the sinking of the oil rig may have been due to improperly supervised firefighting. Interesting if it proves out to be true as the leak was caused by the sinking of the rig which snapped the pipe IIRC.
http://hotair.com/archives/2010/07/30/did-the-government-cause-the-gulf-spill/
http://hotair.com/archives/2010/07/30/did-the-government-cause-the-gulf-spill/