The organizers of an international martial arts event here said Wednesday seven athletes and one coach from three countries are still missing as the competition is coming to an end. The organizers of the World Martial Arts Masterships in Cheongju, some 130 kilometers south of Seoul in North Chungcheong Province, said that three jujitsu fighters from Sri Lanka, four belt wrestling athletes from Tajikistan and a wushu coach for Uganda have gone missing.