News Barra Olympic Park will take another important step towards becoming fully operational this weekend as it stages two competitions simultaneously for the first time The test event for diving, the FINA World Cup that started on Friday and will run until Wednesday (19-24), will be joined by the taekwondo test event, which takes place on Saturday and Saturday  New drone video takes viewers inside Barra Olympic ParkThe taekwondo tournament, which will feature will 64 athletes from 15 countries, will be the fourth test event to be staged at Carioca Arena 1 and the 25th out of a total of 45 During the Olympic Games in August, taekwondo will be staged at the neighbouring Carioca 3, which is 98 per cent complete and having the finishing touches put to it Taekwondo is a relatively new Olympic sport, the martial art having been added to the programme at the Sydney 2000 Games Its name means ‘the way of the feet and hands’ in Korean and its athletes strive to achieve equilibrium between their physical and mental states Fighters score points by landing kicks and punches on the torso and head of their opponent, but as the majority of points are scored in counter attacks, it is a sport of reaction and quick-thinking rather than brute strength Become a taekwondo expert with a interactive infographicJapan's Mayu Hamada (right) is one of the biggest names at the test event (Photo: Getty Images/Hannah Peters)Among the athletes who will compete this weekend are Japan’s Mayu Hamada, world champion in the -57kg category, and two-time +80kg world champion Dmitriy Shokin of Uzbekistan Brazil’s top entry is Iris Silva Tang Sing, who is ranked fifth in the world among -49kg fighters Organised by Rio 2016 in partnership with the Brazilian Taekwondo Confederation (CBTKD), the test event will feature competitions in four of the eight Olympic categories: women’s -49kg and -57kg, and men's -58kg and +80kg “This competition is the only opportunity for athletes to orient themselves with the future Olympic venue, and all Rio 2016 schedules, systems and processes that will be followed for the Olympic Games,” said Rio 2016 taekwondo manager Mark Kauffman The World Taekwondo Federation (WTF) has taken steps since the London 2012 Olympic Games to make the sport more dynamic and spectator friendly The combat area has been changed from a square to an octagon to promote more continuous action, while electronuic sensors in the protective headgear ensure a more transparent scoring system Taekwondo chief promises innovations and spectator engagement at Rio 2016Carioca Arena 1 has the new octagon-shaped taekwondo mat ready for the test event (Photo: Rio 2016)Other innovations for Rio will include efforts to increase spectator engagement, such as higher-energy athlete walk-ins featuring music, and a WTF demonstration team to showcase the sport during intervals in competition With this in mind, the Rio 2016 sport presentation team will be active during the test event Other aspects that will be the focus of testing include competition area operations, the results system, volunteer and workforce training and doping control The event is not open to the general public, but you can see the competition shcedule here and rio2016 com will report on the tournament