More than seven weeks into the Gulf of Mexico oil spill, some of the oil spewing from the ruptured rig is being contained. But more oil is still flowing into the Gulf and shorelines, marshes and wildlife are increasingly threatened. So what needs to be done to minimize the impact of this disaster? Is the federal government doing any better at responding to the needs of the Gulf states? And what is the impact of so many government agencies on the scene? We ask Louisiana Sen. David Vitter.