NCAA Tournament 13 vs. 4 upset rankings: Auburn least likely to fall, plus SportsLine's upset bracket
In 16 of the past 22 NCAA Tournaments, at least one No. 13 seed has knocked off a No. 4 seed. It happened again last season when No. 13
Furman
toppled No. 4
Virginia
in dramatic fashion.
With 12 seconds left, the Cavaliers inbounded the ball with a two-point lead. All they had to do was advance the ball and wait to get fouled. But a Paladins trap…