By STEPHEN HAWKINS AP Sports Writer ARLINGTON, Texas — The Cotton Bowl has certainly gotten much more significant for Ohio State during three trips in a row to the game. This time, the second-seeded Buckeyes (12-1) are defending national champions as they get ready to play College Football Playoff first-timer Miami (11-2, CFP No. 10 seed) in a quarterfinal game there Wednesday night. The Cotton Bowl last January was a CFP semifinal game when Ohio State beat Texas for the third of four wins needed last postseason for a sixth AP national title. As for the first of those appearances in North Texas two years ago, that was the last season before the CFP expanded from four to 12 teams and when it...
