S. 2959 · 113th Congress Black Lung Benefits Improvement Act of 2014 StageIn committee SponsorBob Casey Introduced2014-11-20 Latest action2014-11-20 · Introduced in Senate Follow Summary Text Subjects Cosponsors (6) Votes (0) Actions Cosponsors (6) Sherrod Brown Former member Senate OH Democrat Tom Harkin Former member Senate IA Democrat Tim Kaine Current member Senate VA Democrat Joe Manchin Former member Senate WV Independent Jay Rockefeller Former member Senate WV Democrat Mark Warner Current member Senate VA Democrat