bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
111-s-3109,M001176,"Sen. Merkley, Jeff [D-OR]",D,OR,2010-05-12,0
111-s-3109,T000464,"Sen. Tester, Jon [D-MT]",D,MT,2010-03-11,1