Tehran, August 18, IRNA Iran?s Mehdi Es-haqi won gold medal of taekwondo on Monday at the 2014 Youth Olympic Games in Nanjing, China. The Nanjing 2014 taekwondo competitions kicked off on Sunday August 17. Es-haqi, in - 48-kg weight category, defeated his rivals from Thailand and France on his way to the final game where he emerged triumphant against ...