ATLANTA — Marcus Marshall ran 67 yards for a touchdown, Justin Thomas threw a 54-yard scoring pass to Clinton Lynch and Qua Searcy broke loose for a 60-yard TD, leading Georgia Tech to a 31-17 victory over Virginia on Saturday. Georgia Tech (7-4, 4-4 Atlantic Coast Conference) struggled through most of the first half and went to the locker room trailing 10-7. Marshall’s career-long run in front of the Cavaliers bench accounted for more than half of the Yellow Jackets’ 111 yards at the break.