#IAAFWorldRelays 🥇: ✅ #GBM2017 🏆: ✅ claytonmurphy wins the #USATF 1 Mile Road Champs in 3:59.96, a #GrandBlueMile record!! #USARC #🇺🇸 #usarc #drakerelays #teamusatf #running #track #tracknation #trackandfield • 📷 chrisnickinson / runnerspace