My 7th Dan Test panel = 8th Dan Grand Master James S. Cahn (Cleveland Taekwondo Martial Arts), 8th Dan Grand Master Roy Bushman, 10th Dan Supreme Grand Master Joon Pyo Choi (Columbus OMAC & World Song Moo Kwan United leader), 9th Dan Grand Master Young Pyo Choi (OMAC Indiana); 8th Dan Grand Master Kwang Ho Kim […]