College football takeaways: Key storylines and performances from Week 7 - ESPN

Week 7 in college football did not disappoint. There were several blockbuster matchups, and some previously undefeated teams were dealt their first losses.

No. 7 Indiana traveled to No. 3 Oregon for a game between two undefeated Big Ten teams and snapped the Ducks' 18-game home winning streak, sending Oregon down five spots in this week's AP Poll. The Hoosiers, on the other hand, have shown they're the real deal and in the hunt for another shot at the national championship after last season's early exit from the College Football Playoff. Meanwhile, in the Cotton Bowl, the return of quarterback John Mateer didn't help No. 6 Oklahoma, which fell from the ranks of the unbeaten at the hands of Texas.

And with things going from bad to worse for Penn State after its third straight loss Saturday, the school fired James Franklin on Sunday after 12 seasons as its head coach.

What's ahead for the Hoosiers as they chase a first-round bye in the playoff? What's next for the Nittany Lions after their coaching change? And how does Oklahoma bounce back after a rough rivalry loss that may have exposed some issues that need to be addressed?

Our college football experts break down key storylines and takeaways from Week 7.

Jump to:
Indiana's CFP chances | Franklin's future
No buyout is too high | Watch out for Washington
Here comes Navy | A new star at USC?
Oklahoma's offense

At the midpoint of the season, no team has made a bigger playoff statement than Indiana. The Hoosiers tried to announce their arrival on the national stage with last season's playoff appearance, but doubts lingered after an early exit. They tried to reassert themselves with a historic 63-10 beatdown of Illinois, but the Illini aren't Ohio State or Oregon. And then the