Britain's Bianca Walkden wins her first World Taekwondo Grand Prix title with victory over South Korean Kim Bich-na.
Britain's taekwondo athletes can achieve a record Olympic medal total at Tokyo 2020, team performance director Gary Hall says.
Taekwondo world champion Bianca Walkden says she would take part in a "one-off" MMA - mixed martial arts - fight.
Double Olympic champion Jade Jones loses to Lee Ah-reum in the World Taekwondo Championships semi-finals.
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Nigeria's youngest Taekwondo referee on fighting gender inequality and taking on a street thief.