Article Photos: Second-half performance can be building block for Cowboy defense 33/62

Oklahoma State's Zac Robinson (11) and Tommy Devereaux (10) celebrate after Robinson's rushing touchdown 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