legislation_cosponsors: 113-hconres-30, V000128

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
113-hconres-30	V000128	Rep. Van Hollen, Chris [D-MD-8]	D	MD	2013-04-15	0