Cub Swanson training for Doo Ho Choi 'Korean Superboy' fight at UFC 206

Cub Swanson (23-7 MMA, 8-3 UFC) training for Korean Superboy Doo Ho Choi (15-1 MMA, 3-0 UFC) at UFC 206, in Toronto, Ontario, CanadaCub Swanson vs Doo Ho Cho...