Ever wondered what it's like to train for the Chicago Marathon? 🏃‍♂️ With just days left before the big race, NBC 5 Investigative Reporter Bennett Haeberle takes us on a 20-mile long run! ⁠ ⁠ #chicagomarathon #bankofamericachicagomarathon #bankofamerica #marathon #running #runtok #runvlog #longrun #runwithme