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* = Original cosponsor
CosponsorDate Cosponsored
Sen. Levin, Carl [D-MI]* 03/15/2010
Sen. Durbin, Richard [D-IL] 03/16/2010
Sen. Akaka, Daniel K. [D-HI] 03/16/2010
Sen. Burris, Roland [D-IL] 03/16/2010