Hockey dads, at least in stereotype, are already a beleaguered lot. An incident this week isn’t going to help their cause. In a head-shaking display of parental misconduct, the father of a Winthrop High hockey player shined a laser pointer on the ice at a girls playoff game Wednesday night, in a bizarre attempt to distract players on the opposing team. State athletic officials upheld the result of the game - a 3-1 Winthrop win - over protests of the losing side, Medway-Ashland.