The Northwestern College men host the University of Sioux Falls tonight in the championship games of the Great Plains Athletic Conference tournament. Both teams will be headed to the N-A-I-A national tournament but Northwestern coach Kris Korver says there is still plenty of motivation to win the championship.Both teams won regular season games at home and Korver says Sioux Falls causes them concerns.As the defending national champion, there has been added pressure on Northwestern this season. Korver says so far they have handled it well, and now look to add to their conference regular season title.