legislation_cosponsors: 108-s-2759, K000148

Cosponsors for tracked legislation. Distinguishes original cosponsors (signed on at introduction) from later additions. Linked to congress_members via bioguide_id.

This data as json

bill_id	bioguide_id	full_name	party	state	sponsorship_date	is_original_cosponsor
108-s-2759	K000148	Sen. Kerry, John F. [D-MA]	D	MA	2004-11-16	0