Bank of America Chicago Marathon - Each year, 100 Nike+ Run Club Pacers help our runners find their stride on race day! And they're not only talented athletes, they're also amazing cheerleaders!
![Brigid Kosgei Runs 2:14:04, Shatters Women's Marathon World Record at 2019 Chicago Marathon - LetsRun.com Brigid Kosgei Runs 2:14:04, Shatters Women's Marathon World Record at 2019 Chicago Marathon - LetsRun.com](https://www.letsrun.com/wp-content/uploads/2019/10/9C258396-DF51-4D0C-B205-F2E25B89C32D-e1570978346774.png)
Brigid Kosgei Runs 2:14:04, Shatters Women's Marathon World Record at 2019 Chicago Marathon - LetsRun.com
![Chicago Marathon ar Twitter: Chicago Marathon ar Twitter:](https://pbs.twimg.com/media/BzijHUvIQAEFTft.jpg)