legislation_cosponsors: 109-s-2608, V000127

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
109-s-2608	V000127	Sen. Vitter, David [R-LA]	R	LA	2006-04-07	1