legislation_cosponsors: 106-sres-45, K000352

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
106-sres-45	K000352	Sen. Kyl, Jon [R-AZ]	R	AZ	1999-02-12	1