bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
112-s-3604,G000386,"Sen. Grassley, Chuck [R-IA]",R,IA,2012-09-20,1
112-s-3604,B001277,"Sen. Blumenthal, Richard [D-CT]",D,CT,2012-09-20,1