Four lessons learned from Ryan Day, Chip Kelly ahead of Iowa game

COLUMBUS — Ohio State will face Iowa in a big-time Big Ten matchup in the Horseshoe on Saturday (3:30 p.m., CBS) in the toughest test so far this season. Buckeyes head coach Ryan Day and offensive coordinator Chip Kelly met with the media Tuesday, and they both had plenty to say about the progress of the offense and the challenge ahead this weekend. Lettermen Row is breaking down four things we learned from Day and Kelly. Let's dive in.