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* = Original cosponsor
CosponsorDate Cosponsored
Sen. Murray, Patty [D-WA]* 07/13/2010
Sen. Cantwell, Maria [D-WA]* 07/13/2010
Sen. Crapo, Mike [R-ID]* 07/13/2010
Sen. Risch, James E. [R-ID] 07/14/2010
Sen. Begich, Mark [D-AK] 07/29/2010