Taekwondo Carioca Arena 3 AUG 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Hogu Sensor- equipped chest protector records valid hits to body Headgear Sensor system to debut at Rio Olympics Dobok Loose- fitting trousers and jacket Bouts Three rounds of two minutes, with one minute rest between rounds Scoring Points awarded for kicks aimed at head or body, or punches to body London Olympics gold medallist (+67kg class) Milica Mandić (SRB) Weight classes Men <58kg <68kg <80kg +80kg Women <49kg <57kg <67kg +67kg COMPETITION COURT Safety area 8m 12m Contest area Changed from square to octagonal shape to stop defensive action in corners MAJOR OFFENSIVE MOVES Flying kick More difficult than standard kicks but earns more points Axe kick Heel drops onto head or collarbone Skip kick Kicking leg swapped while in air Spinning hook Difficult kick used to intimidate opponent Sources: Rio 2016, Olympic.org Pictures: Associated Press, Getty Images