Fred VanVleet had 12 points and 11 assists to lead No. 21 Wichita State past Southern Illinois 76-55 on Wednesday night.
Shaquille Morris had a season-high 13 points and Anton Grady added 10 for Wichita State (17-5, 11-0 Missouri Valley), which won its 12th straight.
Anthony Beane scored 15 of his game-high 20 points in the first half for Southern Illinois (18-6, 7-4). Bola Olaniyan had seven points and 16 rebounds for the Salukis, helping them outrebound the conference's top rebounding team 48-31.
Beane, who was 3 of 10 from the field in the first game against Wichita State, needed less than 7 minutes to top that number of baskets. He scored 10 of Southern Illinois' first 12 points, going 4 of 5 from the field.