The Coast Guard has gathered evidence it failed to follow its own firefighting policy during the Deepwater Horizon disaster and is investigating whether the chaotic spraying of tons of salt water by private boats contributed to sinking the ill-fated oil rig, according to interviews and documents. Training Exercises Showed Gaps in Government Preparedness Before BP Oil Spill Data Mine: Coast Guard Database Keeps Oil Spill Penalties Under Wraps Coast Guard officials told the Center for Public Integrity that the service does not have the expertise to fight an oil rig fire and that its response to the April 20 explosion...