Could this be why Deval Patrick decided to decamp for Bain in the first place? Not long before leaving office, then-Governor Patrick fired two officials at the State Sex Offender Registry Board, in part because they had attempted to force his brother-in-law Bernard Sigh to register as a sex offender. Sigh had pled guilty in 1993 for marital rape and served a short prison sentence, and Patrick’s political opponents dug it up in 2006 in an unsuccessful effort to derail his gubernatorial bid.In 2014, Patrick got his revenge: On Monday, Patrick, still seething over the story eight years later,...