No. 21 Oklahoma St heads to Texas Tech for Big 12 shootout

Texas defensive back Josh Thompson (29) and defensive back Jalen Green (3) break up a pass intended for Oklahoma State wide receiver Tylan Wallace (2) during the first half of an NCAA college football game Saturday, Sept. 21, 2019, in Austin, Texas. (AP Photo/Eric Gay)

Oklahoma State running back Chuba Hubbard (30) runs past Texas defensive back Brandon Jones (19) during the first half of an NCAA college football game Saturday, Sept. 21, 2019, in Austin, Texas. (AP Photo/Eric Gay)

Texas Tech quarterback Jett Duffey (7) throws in the fourth quarter of an NCAA college football game against Oklahoma in Norman, Okla., Saturday, Sept. 28, 2019. (AP Photo/Sue Ogrocki)

Oklahoma head coach Lincoln Riley, left and Texas Tech head coach Matt Wells, right, greet one another after their NCAA college football game in Norman, Okla., Saturday, Sept. 28, 2019. (AP Photo/Sue Ogrocki)

Oklahoma State head coach Mike Gundy, left, talks with Kansas State head coach Chris Klieman before an NCAA college football game in Stillwater, Okla., Saturday, Sept. 28, 2019. (AP Photo/Brody Schmidt)