Barack Obama
44th President of the United States
Democratic National Committee
Governing body for the U.S. Democratic Party
Priorities USA Action
Pro-Obama/Hillary Clinton Super PAC
Tammy Baldwin
US Senator from Wisconsin (2013-present); former US Rep from Wisconsin (1999-2013)
Russ Feingold
Former US Senator from Wisconsin
Steven Kagen
Physician, US Representative from Wisconsin
MoveOn.Org Political Action
PAC of MoveOn
Democracy for America
Progressive political action committee founded by former DNC chair and presidential candidate Howard Dean