Purdue football coach Ryan Walters made the boldest decision of his tenure in the dead of night last week. Walters said the decision to call the offense himself against Illinois came at "like Thursday morning at 2:30.

What drove Boilermakers coach Ryan Walters to make a mid-season firing of the offensive coordinator he installed less than two years ago?

The Boilermakers have already been embarrassed twice this season, with better opponents ahead. Walters must reevaluate his methods.