There is a lot of skepticism about the Illinois football defense heading into the future.
The Illini defense didn’t look great in week one against UAB. There were issues, especially in the middle of the unit. Week two features a tougher Duke team with some talent in the backfield.
Illinois has to be ready for everything Duke throws at us. They are a good team and the defending ACC champs. This is a big test for the Illini defense.
Here are three keys for the Illinois defense against a one-dimensional Duke team
1. Illinois needs to stack the box against Nate Sheppard
Illinois is going up against some amazing running backs this season. Nate Sheppard can hold his own against any player we go up against.
Sheppard had a big first week against Tulane. He went for 227 yards and two touchdowns. His 6.5 yards per carry is impressive, and he is the heart and soul of the Duke offense.
I believe Illinois needs to leave our defensive backs on an island. Risk the passing attack and load the box against the Blue Devils. We can’t have Sheppard go for over 200 yards, or this will be a loss.
What is scary is that this seemed to be the weakness for the Illinois defense last week. The middle of our defense is soft, and Duke could expose this on Saturday. This is the first true test for the Illini defense.
2. Don’t get fooled on third downs by Duke’s offense
In most cases, when a team has third down and it is five or more yards, they are passing the football. That isn’t the case with Duke.
The Blue Devils have an elite runner in Sheppard. They use him at a high rate because they know they can get a ton of yards on each carry. Illinois can’t fall back on third down and let Duke run all over us.
There were five different times throughout the game against Tulane when Duke ran the ball on third and five or more yards. They converted four of the five attempts. Duke also ran the ball on third and short a few times.
Duke converted 44.44% of third downs against Tulane. They rank No. 32 in the country in third down conversion percentage. That number will hopefully be in the 30% range this weekend.
3. Try to force fumbles against the Blue Devils
In the past, Illinois has sometimes allowed players to go off for big games. But there is always the caveat of having the ability to turn the ball over. Using the Peanut Punch has always been effective, and that needs to come in handy on Saturday.
I know this isn’t the same Duke team as last year, but in the game against the Blue Devils in 2025, the Illini forced five turnovers, four of which were fumbles.
Sheppard had an amazing game for the Blue Devils against Tulane last week, but the team did have a turnover, and it was Sheppard fumbling the football. He can cough up the ball.
Illinois’ swarming defense needs to tackle better, but what could turn the game on its head is forcing multiple fumbles from the Blue Devils. If the Illini can get Duke to fumble a couple of times, the game could snowball like in 2025.
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