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* = Original cosponsor
CosponsorDate Cosponsored
Sen. Mikulski, Barbara A. [D-MD]* 09/19/2012
Sen. Hutchison, Kay Bailey [R-TX]* 09/19/2012
Sen. Lieberman, Joseph I. [ID-CT]* 09/19/2012
Sen. Murray, Patty [D-WA]* 09/19/2012
Sen. Akaka, Daniel K. [D-HI]* 09/19/2012
Sen. Merkley, Jeff [D-OR]* 09/19/2012
Sen. Klobuchar, Amy [D-MN]* 09/19/2012
Sen. Stabenow, Debbie [D-MI]* 09/19/2012
Sen. Murkowski, Lisa [R-AK]* 09/19/2012
Sen. Landrieu, Mary L. [D-LA]* 09/19/2012
Sen. Shaheen, Jeanne [D-NH]* 09/19/2012
Sen. Boxer, Barbara [D-CA]* 09/19/2012
Sen. Ayotte, Kelly [R-NH] 09/20/2012
Sen. Feinstein, Dianne [D-CA] 09/20/2012
Sen. Bennet, Michael F. [D-CO] 11/15/2012