Article Photos: Second-half performance can be building block for Cowboy defense 37/62

Texas Tech's Michael Crabtree (5) celebrates after a touchdown in front of Oklahoma State's Ugo Chinasa (91) during the first half of the college football game between the Oklahoma State University Cowboys (OSU) and the Texas Tech University Red Raiders (TTU) at Boone Pickens Stadium  on Saturday, Sept. 22, 2007, in Stillwater, Okla. 

By CHRIS LANDSBERGER, The Oklahoman