An in-depth look at how Conner Mantz ran 2:04:43 to break the 23-year-old American record at the Chicago Marathon

By rippershow
Estimated read time 1 min read
13 October 2025

After 23 years, Khalid Khannouchi‘s 2:05:38 American record is no more. Mantz continued an epic 2025 season by breaking the marathon AR to go with his half marathon AR from January.

The post An in-depth look at how Conner Mantz ran 2:04:43 to break the 23-year-old American record at the Chicago Marathon appeared first on LetsRun.com.

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An in-depth look at how Conner Mantz ran 2:04:43 to break the 23-year-old American record at the Chicago Marathon

About The Author

rippershow

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