Sawyer Robertson threw three touchdown passes and Dawson Pendergrass ran for 142 yards and a touchdown to lead host Baylor to a 38-28 victory over Oklahoma State on Saturday in Waco, Texas.Baylor (4-4, 2-4 Big 12 Conference) surpassed its win total from last season and scored back-to-back wins in conference play.Oklahoma State (3-5, 0-5) continued its disappointing start, losing its sixth consecutive conference game dating to last season.Robertson was shaken up with 3:54 left in the second quarter after being taken to the ground hard after a throw by a Cowboys defender. But he returned just before halftime at which point the game was tied at 17.Robertson put together a strong second half, accounting for four touchdowns in the game.Robertson, who completed 11 of 19 passes for 222 yards and an interception, broke loose and ran for a 41-yard touchdown with 8:55 left in the game to give the Bears their largest lead at 31-20.But Oklahoma State responded with a drive capped by an Ollie Gordon 3-yard touchdown run. Brennan Presley made an acrobatic catch falling in the end zone to complete a two-point conversion and cut Baylor’s lead to 31-28 with 4:51 left.