Stiles scored 11 of her 39 points over the first 10:21 of the second half, triggering a 21-2 run that gave Southwest Missouri State a 61-30 advantage.

Erika Rante added 11 points and 12 rebounds for the Bears (9-3, 3-1), who never trailed and shot 52 percent (34-of-65).

Nadia Peruch scored 14 points D.J. Flournoy had nine rebounds for Illinois State (3-10, 1-3), which committed 22 turnovers. The Redbirds shot 28 percent (17-of-60) and were outrebounded, 46-33.