Moderate Democrats Sens. Ben Nelson (Neb.) and Jon TesterJon TesterElizabeth Warren stumps, raises funds for Duckworth Senators subpoena EPA officials over mine waste spill The Hill's 12:30 Report MORE (Mont.) were the only two Democrats to buck Democratic leadership and Obama in opposing the legislation so far.
Sen. Tom CoburnTom CoburnGOP faces existential threat Sanders tops 2016 field in newly deleted tweets The Hill's 12:30 Report MORE (R-Okla.) who is recovering from surgery is the only senator who is not expected to vote.