No. 7 Duke will take on No. 23 Kentucky in both teams' first ranked matchup of the year. The Blue Zone is here with an overview, key stat, X-factor and three keys to a Duke victory.

Time has this tendency to fly, but it has been three years almost to the day since the last time college basketball royalty Kentucky and Duke, no mere blue bloods, have played each other on a hardwood floor.

Where fans can watch, listen to or follow the Champions Classic game between Mark Pope’s Wildcats and Jon Scheyer’s Blue Devils.