Connar Tava made 1 of 2 free throws with 7 seconds left in regulation and then scored six points in overtime as Western Michigan earned its eighth-straight win and handed Ball State its 10th consecutive loss.
Western Michigan trailed 69-62 with 3:57 left, but David Brown and Shayne Whittington combined to go on an 8-2 run to pull within 71-70.
Tava was fouled on a drive and made the first free throw and missed the second. Then Ball State turned the ball over and wasn't able to get off a final shot.
Ball State only made two field goals in overtime.
Whittington scored 28 points and grabbed 14 rebounds for Western Michigan (19-8, 12-3 Mid-American Conference). Brown had 25 and Tava finished with 23.
Zavier Turner paced Ball State (4-22, 1-14) with 20 points, Jesse Berry had 17.
The win gave coach Steve Hawkins his 200th victory at Western Michigan.
(Copyright 2014 The Associated Press. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.)