He’s an icon in the world of karate. He’s won more medals than anyone else in the martial art during a career that’s lasted more than three decades.

But there’s one prize that Venezuelan Antonio Díaz has never won: an Olympic medal.

And that’s because karate has not been in The Games until this year, when it joined the competition, for one time only, at the home of the sport: Japan.  

Stephen Gibbs introduces us to an exceptional Venezuelan athlete.