Chadrack Lufile hit a layup off VanVleet’s pass for a 68-65 lead with 14 seconds to go, and VanVleet added a pair of free throws with 3.2 seconds left. Cleanthony Early missed eight of 12 shots but hit a pair of key 3-pointers late and had 12 points for the Shockers (8-0).
Saint Louis missed two 3-point attempts and Jake Barnett missed a second free throw with a chance to tie it at 66 with 30.1 seconds to go.
Dwayne Evans had 18 points and nine rebounds for Saint Louis (6-2). Tekele Cotton had 10 points and 10 rebounds for Wichita State.
St. Louis honored Rick Majerus during a halftime ceremony on the anniversary of his death.