Great Britain's Lutalo Muhammad (in red uniforms) and Moldova's Aaron Cook are in action in the men's -80kg category on the first day of the 2015 World Taekwondo Grand Prix Final at the Sala de Armas Gymnasium in Mexico City, Mexico on Dec. 5. 2015. In the men's -80kg final match, Muhammad defeated Cook 7-4 for the gold medal. Iran's Masoud Hajizavareh edged down Russia's Albert Gaun 5-4 for the bronze medal in the same weight division.