Devon Achane returned from a two-game absence due to injury to rush for 215 yards and two touchdowns, and Texas A&M upset No. 5 LSU 38-23 on Saturday night in College Station, Texas.Conner Weigman threw two touchdown passes and the Aggies (5-7, 2-6 SEC) never trailed while ending a six-game conference losing streak.John Emery Jr. rushed for three touchdowns for the Tigers (9-3, 6-2), who saw their College Football Playoff chances end. They will face No. 1 Georgia in the SEC Championship Game next Saturday.After giving up 17 points on three possessions in the first half, the Tigers forced a three-and-out to start the second half.LSU drove 71 yards on its first possession of the second half and scored on Emery’s 19-yard touchdown that tied the score at 17.LSU’s next possession ended when Jayden Daniels fumbled and Demani Richardson picked the ball up and ran 27 yards for a touchdown that gave Texas A&M a 24-17 lead.The score stayed that way until the first play of the fourth quarter when Weigman threw a 21-yard touchdown pass to Moose Muhammad III. Achane, who finished with 38 carries, ran 10 yards for a touchdown midway through the fourth quarter.Moments later Emery ran 3 yards for a touchdown to cap the scoring with 6:21 remaining.