Senior All-American David Martinson thrilled a partisan home crowd with four goals as Gustavus defeated St. Olaf 5-4 on Saturday night at Don Roberts Ice Rink. With the score tied 3-3 in the third period, Martinson scored twice in a 90 second span giving the Gusties a 5-3 lead. The Oles cut the lead to 5-4 a minute later, but Gustavus held on for the important conference victory. Josh Swartout picked up the win in the nets as he made 15 saves.