Article Photos: OSU notebook: Defensive questions continue for coach Mike Gundy 15/65

OSU's Justin Blackmon (81) collides with Baylor's Chance Casey (9) at the end of a long run after a catch in the second quarter during a college football game between the Oklahoma State University Cowboys (OSU) and the Baylor University Bears (BU) at Boone Pickens Stadium in Stillwater, Okla., Saturday, Oct. 29, 2011. Photo by Nate Billings, The Oklahoman