Susanna Sullivan has found the right formula for balancing her full-time career in the classroom with elite marathoning—and right now, she’s taking a break from pre-algebra to focus on the 2025 World Athletics Championships in Tokyo. Watch Susanna line up against the world at 7 p.m. EST on Sept. 13 🌎 And check out her full pre-race interview on YouTube! #WCHTokyo25 Coverage presented by @brooksrunning Website: http://flosports.link/3p20lTj Subscribe: http://flosports.link/3p4YLQp Get the FloSports iOS app: http://bit.ly/FloTrackiOSApp_9 Follow FloTrack Facebook: https://www.facebook.com/FloTrack Twitter: https://twitter.com/flotrack Instagram: https://www.instagram.com/FloTrack