29 Sep /0 Comments/WOD CrossFit Opus Workout of the Day – September 29, 2013 WOD CROSSFIT OPUS – WORKOUT OF THE DAY SKILL: 5 skin the cat – back lever progression WOD: 30-20-10 Hollow Rock Squat thrusts Ball slams @ 25/20# Ab workout, CrossFit, CrossFit Opus, CrossFit Opus Hamilton Ontario, Gymnastics, Strength Endurance