Senior Sean O'Connor paced RPI in the 2018 Liberty Leauge Men's Cross Country Championship en route to the Engineers' third straight team title. Sean was the Championship's individual champion, clocking in a season-best time of 24:49.2, only two seconds ahead of classmate and runner-up Grant O'Connor (24:51.3). Both O'Connors broke the league championship record time of 24:55.9 set in 2017 by Grant. Sean now holds the league's fastest time at the Men's Cross Country championship.