By Ryan AberStaff writerraber@oklahoman.comNORMAN — Alondes Williams streaked toward the basket and elevated, slamming the ball home just before the buzzer to put a punctuation mark on a big OU run to end the first half Tuesday night against Kansas State. The Sooners used their defense to set up their offense once again, holding the Wildcats scoreless for long stretches in a 76-50 win at Lloyd Noble Center. OU closed the half on a 15-2 run after the Wildcats had taken their first lead of the night. The game appeared to end on a sour note, though, with De’Vion Harmon, OU's leading scorer with 16 points and a big part of that big run, being helped from the court, unable to put any weight on his right leg as he was carried to the bench. But after a moment on the bench, Harmon limped to the locker room under his own power, then returned to the floor soon after, still with a limp but moving much more freely. “Wasn’t any blow or twisting, just a cramp,” Sooners coach Lon Kruger said.Read more on NewsOK.com