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* = Original cosponsor
CosponsorDate Cosponsored
Sen. Brownback, Sam [R-KS]* 08/06/2009
Sen. Coburn, Tom [R-OK]* 08/06/2009
Sen. DeMint, Jim [R-SC]* 08/06/2009
Sen. Ensign, John [R-NV]* 08/06/2009
Sen. Thune, John [R-SD]* 08/06/2009
Sen. Vitter, David [R-LA] 09/08/2009
Sen. Tester, Jon [D-MT] 12/02/2009