What happens next?: Saturday in Alabama, 7:30 p.m., ABC/ESPN+

---

Previous ranking: 3

Record 2024: 3-0

Result week 4: Marshall defeated 49-14

Things to know: Jeremiah Smith becomes the second true freshman in Ohio State history with four touchdown receptions over a three-game span, following Cris Carter in 1984.

What happens next?: Saturday at Michigan State

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Previous ranking: 4

Record 2024: 3-0

Result week 4: Idle

What happens next?: Saturday against Georgia, 7:30 p.m., ABC/ESPN+

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Previous ranking: 6

Record 2024: 4-0

Result week 4: Oklahoma defeated 25-15

Things to know: Before Oklahoma scored a touchdown in the fourth quarter, Tennessee had gone 19 quarters without allowing a touchdown, the longest streak in the FBS in the last 20 seasons.

What happens next?: October 5 in Arkansas

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Previous ranking: 5

Record 2024: 4-0

Result week 4: Defeated Georgia Southern 52-13

Things to know: Through his team’s first four games, Jaxson Dart has averaged 1,554 passing yards, the most by an SEC player at the start of a season since Tim Couch in 1998 (1,577).

What happens next?: Saturday against Kentucky, 12:00 p.m.

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Previous ranking: 8

Record 2024: 4-0

Result week 4: South Florida defeated 50-15

Things to know: Miami has outscored its opponents by 168 points this season, the largest point differential through four games in program history.

What happens next?: Friday against Virginia Tech, 7:30 p.m., ESPN

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Previous ranking: 9

Record 2024: 3-0

Result week 4: Idle

What happens next?: Saturday at UCLA

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Previous ranking: 10

Record 2024: 3-0

Result week 4: Kent State defeated 56-0

Things to know: Penn State had 718 total yards on offense, breaking a school record that had stood since 1926.

What happens next?: Saturday against Illinois

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Previous ranking: 12

Record 2024: 4-0

Result week 4: Oklahoma State defeated 22-19

Things to know: Micah Bernard is the first Utah player with 150 rushing yards in a game against an AP-ranked opponent since Zack Moss had 160 against Stanford in 2018.

What happens next?: Saturday against Arizona, 10:15 p.m., ESPN

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Previous ranking: 7

Record 2024: 4-0

Result week 4: Vanderbilt defeated 30-27 (OT)

Things to know: Nate Noel set a new career high with 199 rushing yards against the Commodores. His previous record was 193 against East Carolina in 2023.

What happens next?: October 5 at Texas A&M

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Previous ranking: 18

Record 2024: 3-1

Result week 4: USC defeated 27-24

Things to know: Michigan managed just 32 yards on 12 passes against USC. That’s the Wolverines’ fewest passing yards in a game since at least 1996. Michigan averaged just 4.6 yards per pass, the lowest average for a single game in team history.

What happens next?: Saturday against Minnesota

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Previous ranking: 11

Record 2024: 2-1

Result week 4: Lost to Michigan 27-24

Things to know: USC allowed 199 rushing yards in the first half, the most the Trojans had allowed since 2019 against Notre Dame (196).

What happens next?: Saturday against Wisconsin

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Previous ranking: 16

Record 2024: 3-1

Result week 4: Defeated UCLA 34-17

Things to know: Garrett Nussmeier has 110 completions in four games this season, the most in LSU history.

What happens next?: Saturday against South Alabama

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Previous ranking: 19

Record 2024: 3-0

Result week 4: Georgia Tech defeated 31-19

Things to know: This was Tyler Shough’s third consecutive game with over 200 passing yards and two or more passing touchdowns. That’s the second-longest streak since 2015.

What happens next?: Saturday at Notre Dame, 3:30 p.m., Peacock

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Previous ranking: 17

Record 2024: 3-1

Result week 4: Defeated Miami (Ohio) 28-3

Things to know: The Irish have held their last 18 opponents under 400 yards, tying them with Michigan and Georgia for the second-longest active streak in the FBS.

What happens next?: Saturday against Louisville, 3:30 p.m., Peacock

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Previous ranking: 21

Record 2024: 2-1

Result week 4: Defeated NC State 59-35

Things to know: Phil Mafah, Cade Klubnik, Jay Haynes and Cole Turner had rushing scores against NC State. It’s the first time since 2019 that the Tigers had four different runners score a TD.

What happens next?: Saturday against Stanford, 7 p.m., ESPN

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Previous ranking: 20

Record 2024: 2-0

Result week 4: Arkansas State defeated 52-7

Things to know: Rocco Becht has at least 200 passing yards and multiple passing touchdowns in each of his last seven games, the longest streak by an Iowa State player in the last 25 seasons.

What happens next?: Saturday in Houston

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Previous ranking: 24

Record 2024: 4-0

Result week 4: Nebraska defeated 31-24 (OT)

Things to know: Luke Altmyer is the third Big Ten QB with 10 passing touchdowns and no interceptions in a team’s first four games of the season since 2004. He joins Justin Fields (Ohio State) in 2019 and Kyle Orton (Purdue) in 2004.

What happens next?: Saturday at Penn State

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Previous ranking: 14

Record 2024: 3-1

Result week 4: Lost to Utah 22-19

Things to know: Ollie Gordon II, who didn’t score a rushing score last week against Tulsa, went without a rushing touchdown in back-to-back games for the first time since Weeks 3-4 of 2023. Oklahoma State lost both games.

What happens next?: Saturday at Kansas State

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Previous ranking: 15

Record 2024: 3-1

Result week 4: Lost to Tennessee 25-15

Things to know: Oklahoma rushed for just 36 yards on Saturday, the fewest in a game since the 2012 game against Notre Dame, when the team rushed for just 15 yards.

What happens next?: Saturday at Auburn

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Previous ranking: NO

Record 2024: 4-0

Result week 4: Defeated Kansas State 38-9

Things to know: This is the first time the Cougars have been ranked since 2022.

What happens next?: Saturday against Baylor

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Previous ranking: 13

Record 2024: 3-1

Result week 4: Lost to BYU 38-9

Things to know: Kansas State dropped 10 spots to No. 23 in this week’s poll, the biggest drop of any team this week.

What happens next?: Saturday at Purdue, 12:00 p.m.

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Previous ranking: 25

Record 2024: 3-1

Result week 4: Bowling Green defeated 26-20

Things to know: Marcel Reed is the first Texas A&M quarterback with back-to-back passing touchdowns and over 80 rushing points since Johnny Manziel in 2012 during his Heisman Trophy season.

What happens next?: Saturday against Arkansas

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Previous ranking: NO

Record 2024: 2-1

Result week 4: Portland State defeated 56-14

Things to know: Ashton Jeanty has rushed for 586 yards in Boise State’s first three games, the fourth-most by an FBS player in the first three games in the last 15 years.

What happens next?: Saturday against Washington State