Former Vice President Mike Pence, in his role as an establishment mouthpiece to attack President-elect Donald J. Trump and his agenda, is urging the U.S. Senate to reject Robert F. Kennedy Jr.’s nomination as Secretary of Health and Human Services (HHS). Pence’s political organization, Advancing American Freedom, is whipping Republican senators against Kennedy’s nomination over his past support for abortion access.In a letter to Republican members of the Senate, Advancing American Freedom encourages lawmakers to press Kennedy with five questions addressing his abortion stance. The Pence group letter assets the HHS nominee has previously supported late-term abortions, claiming Kennedy has...