Vukmir vows to continue push for Obamacare repeal Apr 11, 2018 | ACA, Top Stories, WHN Stories | Sen. Leah Vukmir, R-Brookfield, who is seeking to challenge Democratic U.S. Sen. Tammy Baldwin this fall, hopes that Obamacare won’t be a law by 2020. To access this content, you must purchase a Premium membership, or log in if you are a member.