Jayson Cheesman had eight points and eight rebounds for the Thunderbirds (9-12, 7-5 Big Sky), who won their fourth straight.
Southern Utah never trailed after Heuir tied the score with 15:31 remaining in the first half. Northern Arizona got within 60-54 with 6:42 left, but Stevenett scored five points to push the cushion back to double digits.
A cameraman fell down trying to film Ben Simmons at the NBA Draft. Flashing back to his LSU days proves this is nothing new.
ESPN's Dan Dakich joins The Paul Finebaum Show to discuss the SEC's presence in the NBA Draft.
Ted Kapita was the top-rated recruit from West Virginia in the class of 2015 and recently played at DME Academy in Florida.