Know someone running the 2025 Bank of America Chicago Marathon ?

For the spectators hoping to catch a glimpse of a friend or family member along the 26.2-mile route , finding where they're at can help you discover when they might be nearing your cheer zone.

And those watching from home, hoping to see their loved one cross the finish line, might want to keep track so they know when exactly to look.

That's why spectators and supporters can track runners live via the marathon's mobile app.

The new, and free, mobile app will include "unlimited live race day runner tracking," according to organizers.

Spectators can even submit a digital cheer through the app for a chance to have their message displayed on the course as their participant goes by.

This year’s app also includes 11 "lea

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