What You Won’t Know Until You Run A Marathon - Irishman Running Abroad With Sonia O’Sullivan

You can teach some things & then there’s things you learn by doing. Sonia O’Sullivan tries to explain it all to Jarlath 12 days from London. Coach and physical therapist to some of the world best athletes, Vinny Mulvey stops by to discuss the final weeks of training and what he learned in the early days of his marathon training career.