S. 23 · 110th Congress Biofuels Security Act of 2007 StageIn committee SponsorTom Harkin Introduced2007-01-04 Latest action2007-01-04 · Introduced in Senate Follow Summary Text Subjects Cosponsors (6) Votes (0) Actions Cosponsors (6) Tim Johnson Former member Senate SD Democrat Ken Salazar Former member Senate CO Democrat Joe Biden Former memberPresidentDemocrat Byron Dorgan Former member Senate ND Democrat Richard Lugar Former member Senate IN Republican Barack Obama Former memberPresidentDemocrat