Done - Belly-Fat-Melting Treadmill Workout. Changed the warm up to 10 minutes, dropped all speeds by made the cooldown 10 minutes and lowered the speed gradually every minute.
Brock Brown from CrossFit Pickering said, "This WOD's roots originated in the "Bear Complex." I wanted a WOD that used a kettlebell and had some beastly volume. After tinkering around with some of the more common kettlebell movements, The Kettle Bear 20 was born."