( Photo Courtesy of Greglon Lee )
Kenpo practitioners Ed Parker ( center ) and Ralph Castro ( right ) were key collaborators that Bruce Lee discovered in Oakland , who also had ties back to the robust martial arts culture of Hawaii .
( Photo Courtesy of Greglon Lee )
Kenpo practitioners Ed Parker ( center ) and Ralph Castro ( right ) were key collaborators that Bruce Lee discovered in Oakland , who also had ties back to the robust martial arts culture of Hawaii .