Conner Mantz: The American Marathon Record, Injury Comeback, and His Road Back to Boston

Connor Mantz is the American marathon record holder , but his journey to the top hasn’t been straightforward. After a breakout 2025 season that included a record-breaking at the Chicago Marathon , Mantz looked poised for even bigger things. But a sacrum stress fracture forced him off running for nearly three months. In this episode, Alex Cyr sits down with Mantz to talk about his recovery, his build toward the 2026 B