bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
112-s-3628,T000464,"Sen. Tester, Jon [D-MT]",D,MT,2012-12-04,0
112-s-3628,B000944,"Sen. Brown, Sherrod [D-OH]",D,OH,2012-11-14,1
112-s-3628,V000127,"Sen. Vitter, David [R-LA]",R,LA,2012-11-14,1