PULLMAN, Wash. -- Mike Ladd had 22 points and hit five 3-pointers to lead five Washington State players scoring in double figures in a 75-65 win against Utah on Wednesday night.
Utah fought back from a 16-point deficit with the help of back-to-back three-point plays by Seymour to get within 47-41 with just under 10 minutes to play.
But Motum, who went scoreless in the first half, hit a 3-pointer from the top of the key and added a layup off a steal to help push the Cougars to a 60-46 advantage with six minutes remaining.
Utah got back within 10 on 3-pointer from Jarred DuBois with 3:46 left but got no closer. The Utes shot 46 percent (23 of 50) for the game.
Washington State scored 28 points off 17 Utah turnovers.
Mississippi State freshman guard Malik Newman will withdraw from the NBA draft, but sources told ESPN he might explore other opportunities besides returning to Mississippi State.
Seton Hall sophomore Isaiah Whitehead will stay in the NBA draft and not return for his junior season.
Washington State's trio of Josh Hawkinson, Conor Clifford and Ike Iroegbu have withdrawn from the NBA draft and will play their senior season with the Cougars.