Spring practice is in the books, which means we can assess the progress -- or lack thereof -- from those 15 practice sessions. Some position battles have been solidified; others remain in flux until well after fall camp opens.
This week, we'll take a look at each team and what we've learned. Up next: Michigan State.
1. Tyler O'Connor is the successor to Connor Cook.
The Spartans came into the spring with an open competition at quarterback. By the time the spring ended, it was pretty clear that O'Connor is the heir to Cook.