Ohio State's director of compliance is reviewing at least 50 car sales to Buckeyes athletes and relatives to see if they met NCAA rules, The Columbus Dispatch reported Saturday. The newspaper reported that a salesman who received game passes from Ohio State athletes handled many of the deals at two different dealerships. Ohio State has since taken the salesman, Aaron Kniffin, off the pass list. Athletes are prevented from receiving special deals not available to other students. They are not permitted to trade autographs for discounts. Both dealerships display signed Ohio State memorabilia in their showrooms. Read more: http://sports.espn.go.com/ncf/news/story?id=6499662