trail run intervals (10x20s/40s) 54:09 11.0 km (4:55 / km) +170m4:34 / km ahr:146 max:160 slept:8.5 weight:157lbs shoes: Puma - Narabota XC Brown
3 long horse loops in Forest Park, last loop ran 20sec fast / 40 sec recovery - started to feel right calf pain, it looked like I pulled it. It will need rest next several days to recover