The Chargers claimed linebacker Ali Highsmith off waivers from the Cardinals. Highsmith spent the 2008-09 seasons with the Cardinals after being signed as an undrafted rookie from Louisiana State where two of his teammates were Chargers wide receiver Buster Davis and fullback Jacob Hester. Highsmith played in 20 games over two seasons for the Cardinals and had 17 career stops on defense and 15 on special teams. As a collegian, he was a three-year starter at LSU and a member of the Tigers? 2007 BCS National Championship team.