Ohio State, Indiana and Oregon continue to lead the way in the Big Ten title race and look like easy picks to get into the College Football Playoff regardless of who wins the league. Michigan and USC are still ranked in the AP Top 25, too. But are we sleeping on Iowa?

The 6-2 Hawkeyes aren't ranked but are currently No. 17 in SP+ and have an opportunity to make some noise in November, led by a defense that is quickly rising up the national stop rate standings.

What is stop rate? It's a basic measurement of success: the percentage of a defense's drives that end in punts, turnovers or a turnover on downs. Defensive coordinators have the same goal regardless of their scheme, opponent or conference: prevent points and get off the field. Stop rate is a simple metric but can offer a good refle

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