legislation_cosponsors: 110-hr-6445, B000911

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
110-hr-6445	B000911	Rep. Brown, Corrine [D-FL-3]	D	FL	2008-07-09	1