bill_id,bioguide_id,full_name,party,state,sponsorship_date,is_original_cosponsor
119-s-2956,M000133,"Sen. Markey, Edward J. [D-MA]",D,MA,2025-10-07,0
119-s-2956,W000817,"Sen. Warren, Elizabeth [D-MA]",D,MA,2025-10-07,0