Ohio State, Miami, Clemson tumble in AP Top 25 after losses

(Photo credit: Doral Chenoweth/Columbus Dispatch / USA TODAY NETWORK via Imagn Images)Upset losses by Ohio State, Miami and Clemson sent those teams plummeting in the latest Associated Press Top 25 college football poll, released Sunday, as Oregon again was a unanimous No. 1.

This is the seventh consecutive week atop the poll for the Ducks (12-0).

Ohio State (10-2), which lost to Michigan for the fourth year in a row,