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* = Original cosponsor
Cosponsor Date Cosponsored
Sen. Thune, John [R-SD]* 03/30/2011
Sen. Rubio, Marco [R-FL]* 03/30/2011
Sen. Moran, Jerry [R-KS]* 03/30/2011
Sen. Brown, Scott P. [R-MA]* 03/30/2011
Sen. Enzi, Michael B. [R-WY]* 03/30/2011
Sen. Vitter, David [R-LA]* 03/30/2011