GRAND FORKS — The UND football program came out of a season opener with questions for the running game. The Fighting Hawks scored 42 first-half points against Long Island University, but it was hard to ignore UND's longest run against LIU — despite the blowout — was 13 yards. UND's run game started to answer those questions in last Saturday's 62-26 win over St. Thomas at the Alerus Center. The Fighting Hawks rushed for 295 yards and were more ex…