Northwestern State (12-6, 6-2) scored 11-unanswered in the final minutes to beat Stephen F. Austin (16-2, 7-1) 61-57.
Coming into the game, NSU was the nation's top-scoring offense, averaging 85 ppg. Meanwhile, SFA boasted the nation's top-defense, giving up just under 50 ppg.
Shreveport native James Hublin led the Demons' with 19 points.
Desmond Haymond paced the Lumberjacks with a team-high 11 points.
The loss ended an 11-game SFA win streak.