DETROIT – Michigan and Michigan State both slipped in this week's Associated Press college football poll.
Michigan fell from No. 14 to No. 21 after losing their week one matchup to Notre Dame in South Bend, 24-17.
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Michigan State fell from No. 11 to No. 15 after a less-than-inspiring 38-31 win over Utah State, a team they were favored to beat by more than that.
Michigan will host Western Michigan while Michigan State will travel to Arizona State on Saturday for their week two games.
Here's the rest of the Associated Press Top 25 college football poll after week one: