Democratic Senatorial Campaign Committee
Political Fundraising Committee for Democratic Senatorial Candidates
Democratic National Committee
Governing body for the U.S. Democratic Party
Claire McCaskill
NBC/MSNBC contributor, former US Senator from Missouri
Hillary Clinton
US Secretary of State & NY Senator; 2016 Democratic Presidential candidate
Steve Israel
Democratic US Representative from New York
Russ Feingold
Former US Senator from Wisconsin
Sean Maloney
former Democratic US Representative from NY-18