bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor 112-s-1826,C000174,"Sen. Carper, Thomas R. [D-DE]",D,DE,2011-11-08,1 112-s-1826,C001070,"Sen. Casey, Robert P., Jr. [D-PA]",D,PA,2011-11-08,1