Pastrnak’s 3 Goals Lead Bruins Past Flyers 7-3 at Lake TahoePastrnak’s 3 Goals Lead Bruins Past Flyers 7-3 at Lake TahoeDavid Pastrnak had a hat trick as the Boston Bruins took control with three second-period goals, beating the Philadelphia Flyers 7-3 on the shore of Lake Tahoe.Associated PressAssociated Press