Article Photos: Oklahoma State basketball: Defense best defines Brian Williams — for now 1/1

Oklahoma State's Brian Williams (4) defends on Iowa State Cyclones' Georges Niang (31) during the college basketball game between the Oklahoma State University Cowboys (OSU) and the Iowa State University Cyclones (ISU) at Gallagher-Iba Arena on Wednesday, Jan. 30, 2013, in Stillwater, Okla.  Photo by Chris Landsberger, The Oklahoman