They included Jhoon Rhee , Henry Cho , Kim Soo and Jack Hwang .
Several Koreans also came to America in those days to introduce the Korean version of the martial arts ( not yet known by the term tae kwon do ) .
Koreans included Jhoon Rhee , Henry Cho , Kim Soo and Jack Hwang .
Several Koreans also came to America in those days to introduce the Korean version of the martial arts ( not yet known by the term tae kwon do ) .