From the USAToday.
"The referee needed stitches in his lip after being kicked in the face Saturday by an angry loser in the semifinals of Olympic taekwondo. In addition to seeking a lifetime ban of the fighter from Cuba, the Seoul-based World Taekwondo Federation (WTF) said it may press legal charges."
Taekwondo has really had it's problems at this Olympiad. Entire aricle at:
http://www.usatoday.com/sports/olymp...r-banned_N.htm