The date indicates when they signed on as a co-sponsor
Sponsor: Sen. Klobuchar, Amy [D-MN] (Introduced 03/10/2021)
Co-Sponsors:
03/10/2021 - Sen. Kennedy, John [R-LA] — original co-sponsor
03/10/2021 - Sen. Booker, Cory A. [D-NJ] — original co-sponsor
03/10/2021 - Sen. Whitehouse, Sheldon [D-RI] — original co-sponsor
06/24/2021 - Sen. Lummis, Cynthia M. [R-WY]
06/24/2021 - Sen. Feinstein, Dianne [D-CA]
06/24/2021 - Sen. Collins, Susan M. [R-ME]
03/10/2022 - Sen. Graham, Lindsey [R-SC]
07/13/2022 - Sen. Hirono, Mazie K. [D-HI]
07/13/2022 - Sen. Cassidy, Bill [R-LA]
08/06/2022 - Sen. Blumenthal, Richard [D-CT]
08/06/2022 - Sen. Thune, John [R-SD]
08/06/2022 - Sen. Durbin, Richard J. [D-IL]
09/29/2022 - Sen. Manchin, Joe III [D-WV]
11/30/2022 - Sen. Wicker, Roger F. [R-MS]
