S. 2931 · 115th Congress National Milestones to Measure Progress in Ending the Opioid Epidemic Act of 2018 StageIn committee SponsorEd Markey Introduced2018-05-23 Latest action2018-05-23 · Introduced in Senate Follow Summary Text Subjects Cosponsors (2) Votes (0) Actions Cosponsors (2) Maggie Hassan Current member Senate NH Democrat Lisa Murkowski Current member Senate AK Republican