Jamyron Keller scored 14 points to lead six players in double figures, helping Oklahoma State post an 86-73 victory over Arizona State on Sunday in Stillwater, Okla.Keller scored 11 in the first half, making 4-of-5 attempts from the field, including all three attempts from long range. Arturo Dean aided Keller’s cause with 10 points and a game-high six assists, while Pat Sumenick, Robert Jennings, Khalil Brantley and Brandon Newman each added 10 points.In large part because of Keller’s hot hand, Oklahoma State (12-11, 4-8 Big 12) controlled the game from the outset. The Cowboys opened the game with an 11-2 run and had an answer each time Arizona State (12-11, 3-9) rallied in the first half, leading by as many as 15.In the second half, Oklahoma State extended its lead to 17 with 15:21 remaining after Dean forced a turnover and finished the lay-in. Dean’s bakset punctuated a 7-0 run that extended a 10-point lead to 17. Oklahoma State led by as many as 19, though Arizona State used a 15-4 run to cut the Cowboys’ lead to eight with 10 minutes remaining.Arizona State continued to threaten, but that threat was mostly mitigated with a six-point solo run by Sumenick that put the Cowboys back up 13 with four minutes remaining.