By JOHN ZENOR
AP Sports Writer
AUBURN, Ala. (AP) — Bo Nix passed for 276 yards and a touchdown and ran for two more scores and No. 18 Auburn’s defense made a number of big stops in a 31-20 victory over 10th-ranked Mississippi on Saturday night.The Tigers remained the top challenger to No. 3 Alabama in the SEC’s Western Division with Nix winning a quarterback duel with Heisman candidate Matt Corral.The Rebels had their three-game win streak end after squandering four second-half scoring chances, three with failed fourth down passes in field goal range. Plus Jaylin Simpson intercepted a pass in the end zone midway through the fourth.