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* = Original cosponsor
Cosponsor Date Cosponsored
Sen. Grassley, Chuck [R-IA]* 12/07/2009
Sen. Burr, Richard [R-NC]* 12/07/2009
Sen. Vitter, David [R-LA]* 12/07/2009
Sen. McCaskill, Claire [D-MO]* 12/07/2009
Sen. Ensign, John [R-NV]* 12/07/2009
Sen. Johanns, Mike [R-NE] 12/08/2009