The newly minted Democratic nominee for lieutenant governor said Wednesday he doesn’t think a 2005 domestic battery arrest should hurt him in the fall general election, although records in the case raise questions about his version of events. Scott Lee Cohen, a pawnbroker who was the surprise winner in the little-publicized contest among half a dozen candidates, had previously disclosed the arrest. He described it Wednesday as an argument with his drunken girlfriend and said he didn’t lay a hand on her, though she called the police and had him taken into custody. But the official police and court records...