NCAA Tournament 15 vs. 2 upset rankings: Iowa State least likely to fall, plus SportsLine’s upset bracket
[ad_1] There have been 11 upsets by No. 15 seeds in the history of the NCAA Tournament, with seven of those coming in the past 11 seasons. Coincidentally, a No. 15 seed has pulled a first-round upset in three consecutive seasons and last year’s victim, Arizona, finds itself as a No. 2 seed again in…