When is an affair just an affair? And when is someone’s private sex public business? Those are the questions of the moment following two sets of high-profile allegations involving Republican politicians engaging in extramarital relations. Last week, the National Enquirer alleged that GOP presidential candidate Ted Cruz had been “caught cheating” with five mistresses, choosing not to identify the women by name. Earlier in the week, a story broke that Robert Bentley, Alabama’s virulently anti-gay governor, was having an affair with Rebekah Caldwell Mason, his married chief of staff. As Neal Broverman reports for the Advocate, rumors of their affair...