College football rankings: When was the last time Alabama, Clemson or Ohio State wasn't ranked No. 1 in the AP Top 25 poll?

For the better part of the last three seasons, there’s been a trio of programs rotating among themselves atop the AP Top 25 poll. And now the streak has surpassed quadruple digits.  For the last 1,003 days and counting (as of Aug. 22), there have only been three teams ranked No. 1 in the AP Top 25 poll: Alabama, Clemson and Ohio State. MORE: AP Top 25 | Poll reaction | HIstory of preseason No. 1  To put that in perspective, the trio’s domination at No. 1 has covered 36 straight polls. Alabama has been No. 1 the most during that span at 19 times, with Ohio State holding the top spot 11 times and Clemson six. The last instance that a team other than the Crimson Tide, Tigers and Buckeyes were ranked No. 1 was in Week 14 of the 2014 season when the Jameis Winston-led Florida State Seminoles were…

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