Chuck Schumer
US Senator, former Representative from New York
Arlen Specter
US Senator from Pennsylvania
Patrick Leahy
US Senator from Vermont
Herbert H Kohl
US Senator from Wisconsin; former owner of Milwaukee Bucks NBA franchise
Chuck Grassley
US Senator and Representative from Iowa (1981-present); former US Representative (1975-1981)
Russ Feingold
Former US Senator from Wisconsin
Thomas Allen Coburn
Republican US Senator and Representative from Oklahoma
Ben Cardin
Democratic US Senator from Maryland (2007-present)
Sam Brownback
Governor of Kansas; Trump nominee to be Ambassador at Large for International Religious Freedom, Department of State
Joe Biden
46th President of the United States; Vice President; US Senator from Delaware