legislation_cosponsors: 111-hconres-183, R000568

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
111-hconres-183	R000568	Rep. Rodriguez, Ciro D. [D-TX-23]	D	TX	2009-09-17	0