Stephen Daley and Kellan Wyatt spent Saturday's 38-0 win over Western Kentucky in street clothes, because the temporary restraining order that let the two defensive linemen play Indiana's first two games expired that Monday and their fifth-year eligibility case moved to Monroe County Circuit Court. The rest of the front played anyway. Rolijah Hardy led the way with nine tackles and two for loss, Indiana finished with seven tackles for loss and nine quarterback hits, and Western Kentucky gained 49 yards in the entire second half. It was Indiana's second straight shutout, the program's first back-to-back pair since 1993.
That is the good half of the picture. The other half is that Western Kentucky outgained Indiana 77-54 in a scoreless first quarter and only came apart once the lead grew. Indiana was a 44.5-point favorite over a team that had scored 34 points in three games and had already lost 49-14 at Nevada and 70-20 at Georgia; the 38-0 final landed 6.5 points short of that number. A shutout streak built on that opposition tells you the unit is organized. It does not tell you whether it can cover anybody.
Northwestern arrives Friday at 8 p.m. ET on FOX, and the reason this game is worth your full attention despite a 96% Indiana win probability is the quarterback. Aidan Chiles has played Indiana twice, both times as Michigan State's starter, and lost both, 47-10 in 2024 and 38-13 last October. In that 2025 loss he completed 27 of 33 passes for 243 yards, 82 percent, and still never threatened the scoreboard. He is the first quarterback Indiana has faced this season who can hold the ball, work the middle of the field and make a corner cover for four seconds. Ryland Gandy (six tackles), Jamari Sharpe (five, plus a tackle for loss and a breakup) and Jaylen Bell (two) have carried the corner spots against passing games that could not punish a mistake, but none of them has faced a quarterback who can actually stretch the field. A.J. Harris, the returning starter, has not played at all this season, and when Cignetti was asked Monday for a timeline, he declined to give one and said, "No, I've never thought of that."
So Friday is the first day the pass rush and the coverage get graded together, and Indiana may still be doing it without two experienced linemen. Judge Kara Krothe was expected to rule no later than Friday, the day of the game. Root for the ruling to land early and in Indiana's favor, but plan on Tyrique Tucker, Hardy and the group that shut out Western Kentucky doing it alone again.
The offense is why none of this should frighten you. Josh Hoover went 18 of 24 for 273 yards and two touchdowns, including a 79-yarder to Charlie Becker, and now has 10 touchdown passes and no interceptions through three starts. He was 12 of 12 on first down for 205 yards, though Cignetti flagged the reason. "A lot of that was RPOs when they bailed. We had, you know, the easy gift throw." Northwestern's defense will not bail the same way. Indiana is 3-0 in non-conference play by a combined 145-16 and has won 19 straight, and Cignetti framed those three games as preparation rather than proof, saying "we've needed these games to learn about ourselves, our guys, where we are, and what we have to do to be the best we can be." What the runway surfaced was depth, at corner, on the defensive line, at kicker. Friday starts collecting real answers.
Keep the standard in mind Cignetti set after the Howard game, when he counted about nine or ten negative plays across offense, defense and kicking that had to go before Big Ten play. "Still mistakes. But there were mistakes that could be critical mistakes in big football games." Those are the plays Chiles is capable of turning into points.
A win keeps Indiana's playoff odds at 92% and its Big Ten title-game odds at 74%; a loss drops those to 79% and 39% and pushes the projected seed from about 3.9 to 5.3. That is the whole week in one line, everything below is worth a few percentage points, and this is worth twenty.
The rest of the Big Ten board
Every outside game this week works the same way. Knocking down another Big Ten contender clears a path to Indianapolis. Indiana enters at 72% to reach the conference title game.
Illinois at Ohio State: root for Illinois
Noon ET on FOX. Ohio State is the team standing between Indiana and the Big Ten's top seed, and it hosts Illinois as a 95% favorite. An Illinois upset is a 5% shot and worth 2.8 percentage points to Indiana's title-game odds. Enjoy it if it happens; do not build a Saturday around it.
Iowa at Michigan: root for Michigan
3:30 p.m. ET on CBS. This is the day's best combination, a near coin flip at 47% for Michigan, worth 4.0 percentage points. Iowa is the team Indiana would rather see take a conference loss now, and Michigan is already on Indiana's October schedule regardless.
Wisconsin at Penn State: root for Wisconsin
5 p.m. ET on Peacock. Penn State is a 92% home favorite, so Wisconsin winning is an 8% proposition. It would be worth 3.5 percentage points. File it under pleasant surprise.
Oregon at USC: root for USC
7:30 p.m. ET on NBC, the night after Indiana's game. USC is a 58% favorite, and a USC win hangs a conference loss on Oregon and is worth 4.8 percentage points, the biggest outside number on the board, and the likeliest to actually happen.
Full numbers are in the interactive guide, and the methodology explains how the projections are built.