Deandre Ayton scored 25 points and grabbed 11 rebounds, and Allonzo Trier added 24 points as No. 9 Arizona beat cold-shooting Washington State 100-72 on Wednesday night to remain in first place in the Pac-12 .
Rawle Alkins scored 16 points for Arizona (19-4, 9-1 Pac-12), which has won seven games in a row. The Wildcats have lost just one time since Nov. 24.
Robert Franks scored 25 points for Washington State (9-12, 1-8), which has dropped 13 in a row to Arizona. It was the Cougars' first home game since Jan. 13.
Arizona shot 61 percent in the game, while Washington State managed just 41 percent, and was only up that high because of a late spurt....