Garrison was just 5 of 15 from the floor, but a perfect 10 of 10 from the line. Larson, who ranks seventh among Division I players by averaging 12.7 rebounds per game, added 11 points.
Grand Canyon (3-3) and Lamar (1-5) complete their third game in three days in the Global Sports Hoops Showcase. Both Grand Canyon and Lamar defeated Savannah State while losing to host Utah.
Grand Canyon led by as many as 17 points, and did not trail after taking an 8-6 lead in the first quarter.