'Pro' Taekwondo Fight. Note there are no real professional TKD fighters. It is an amateur Olympic sport. These dudes are following controlled contact and no punching to the head rules similar to ITF style. Olympic style is full-contact.
"... no punching to the head rules similar to ITF style. "
Dude.. You seriously don't know anything about Taekwon-do, do you? ITF IS allowed to punch against the head..