Article Photos: Second-half performance can be building block for Cowboy defense 24/62

OSU's Brandon Pettigrew (87) yells at teammates after the college football game between the Oklahoma State University Cowboys (OSU) and the Texas Tech University Red Raiders (TTU) at Boone Pickens Stadium in Stilwater, Okla., on Saturday, Sept. 22, 2007. OSU won, 49-45. By NATE BILLINGS, The Oklahoman