Another reason why the North will be up for grabs this season, the four teams trying to find new QB's are from the North.

The biggest potential issue for any team during spring practice is settling on a starting quarterback. It makes vacation go a lot more smoothly for coaches if they know there's a firmly entrenched starter in place after spring practice concludes.

Here's a look at the quarterback situations in the Big 12, grouped by the level of confidence coaches should have in their players at the position.
Solid:
Iowa State: It will be interesting to see what Austen Arnaud does working with new coordinator Tom Herman. Will it be more like Herman's Rice offense in recent seasons? And will Arnaud be suited for that?

On Red Alert:
Missouri
Colorado
Kansas State
Nebraska
Gauging the Big 12's spring quarterback battles - Big 12 - ESPN