WSU leads 32-26 at half

Bad blood? Pride? Whatever it is, DeAngelo Casto has played his best three halves of Pac-10 basketball against Arizona and freshman post Derrick Williams. The third one came here today, as Casto reached double figures in the first half, the first time he’s been in doubles since the last Arizona game. With his 10 points, six rebounds and two blocks, he’s dominated inside. … The Cougars aren’t shooting well (12 of 30, including 1 of 7 beyond the arc) but they are getting it done on the offensive glass, with seven rebounds. Those extra possessions have really helped. … There’s been a Brock Motum sighting, with the freshman from Australia playing nearly 10 minutes and scoring four points. … The Wildcats’ Josh Fogg and Jamelle Horne each have six points. We’ll be back at the end. Until then …