He also investigated the amount of money being laundered through the United States, and how much of that is drug money, etc....
However... bring the troops home now... the Democrats voted for the authority knowing full well that the Bush Administration wanted war with Iraq. Christ, we knew it. Are you going to tell me that the people who work in D.C. didn't know it? Granted, I know Levin didn't vote for the "authority" to let Bush go to war, but a lot of them did.
Both sides of the isle need to be investigated as far as I'm concerned.