DEMOCRATS (12)
Cory Booker (New Jersey)
Christopher Coons (Delaware)
Richard Durbin (Illinois)
Doug Jones (Alabama)
Edward Markey (Massachusetts)
Jeff Merkley (Oregon)
Gary Peters (Michigan)
Jack Reed (Rhode Island)
Jeanne Shaheen (New Hampshire)
Tina Smith (Minnesota)
Tom Udall (New Mexico)
Mark Warner (Virginia)

REPUBLICANS (21)
Lamar Alexander (Tennessee)
Shelley Moore Capito (West Virginia)
Bill Cassidy (Louisiana)
Susan Collins (Maine)
John Cornyn (Texas)
Tom Cotton (Arkansas)
Steve Daines (Montana)
Michael Enzi (Wyoming)
Joni Ernst (Iowa)
Cory Gardner (Colorado)
Lindsey Gardner (South Carolina)
Cindy Hyde-Smith (Mississippi)
James Inhofe (Oklahoma)
Mitch McConnell (Kentucky)
David Perdue (Georgia)
James Risch (Idaho)
Pat Roberts (Kansas)
Mike Rounds (South Dakota)
Ben Sasse (Nebraska)
Dan Sullivan (Alaska)
Thom Tillis (North Carolina)