NORMAN, Okla. -- Kyler Murray threw a 10-yard touchdown pass to CeeDee Lamb in overtime, and Parnell Motley intercepted Kelvin Hopkins' fourth-down pass to help No. 5 Oklahoma escape with a 28-21 victory over Army on Saturday night.
Kenneth Murray had a school-record 28 tackles for the Sooners (4-0).
Army had the ball for 44:41 and ran 87 plays to Oklahoma's 40.
Oklahoma led 21-14 at halftime after Army had 16-play, 75-yard touchdown drives on its first two possessions. Murray passed for 123 yards and two touchdows and ran for 40 yards and another score before the break.