College football rankings: AP Top 25 Week 7 projection after Vanderbilt stuns Alabama, Tennessee gets upset 247SportsCollege football winners, losers in Week 6: Michigan reeling, Texas A&M QB finally fulfills five-star billing CBS SportsChaos hits AP poll with 4 teams ranked in the top 11 losing to unranked opponents The Associated PressFour Downs: A Saturday of complete college football chaos leaves SEC race up for grabs USA TODAYVandy beats Bama! Arkansas beats Tennessee! How Week 6 brought the chaos ESPN