bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
112-s-3594,G000386,"Sen. Grassley, Chuck [R-IA]",R,IA,2012-09-20,1
112-s-3594,R000361,"Sen. Rockefeller, John D., IV [D-WV]",D,WV,2012-09-20,1
112-s-3594,K000367,"Sen. Klobuchar, Amy [D-MN]",D,MN,2012-09-20,1