The 400 metres, or 400 metre dash, is a sprinting event in track and field competitions. It has been featured in the athletics programme at the Summer Olympics since 1896 for men and since 1964 for women. On a standard outdoor running track, it is one lap around the track. Runners start in staggered positions and race in separate lanes for the entire course. In many countries, athletes previously competed in the 440 yard dash (402.336 m)—which is a quarter of a mile and was referred to as the 'quarter-mile'—instead of the 400 m (437.445 yards), though this distance is now obsolete.
Baseball at the 2007 Pan American Games took place at Cidade do Rock which received temporary facilities for baseball competitions, with a stadium and training fields. Total capacity for these facilities is 651 spectators.
The 15th Pan American Games were held in Rio de Janeiro, Brazil from 13 July 2007 to 29 July 2007.
Evan George O'Hanlon, OAM is an Australian Paralympic athlete, who competes mainly in category T38 sprint events. He has won five gold medals at two Paralympic Games – 2008 Beijing and 2012 London. He represented Australia at the 2016 Rio Paralympics winning a silver medal. In winning gold medal in the Men's 100m T38 at the 2017 World Para Athletics Championships, O'Hanlon joined Neil Fuller in becoming Australia's leading medalist at the World Para-Athletics Championships with 11 medals.
Aaron Chatman is an Australian right arm amputee Paralympic athlete competing in class T47 men's high jump, long jump and 100 m. He has won silver and bronze medals at the Summer Paralympics.
Tuvalu participates in the Olympic Games in the Summer Olympics. They have yet to compete at the Winter Games.
Adam Kellerman is an Australian wheelchair tennis player. When he was thirteen years old, he was diagnosed with a form of cancer called Ewings Sarcoma. He represented Australia at the 2012 Summer Paralympics in the men's singles and doubles wheelchair tennis events. As of 21 July 2016 he is ranked Number 1 in Australia and Number 11 in the World for Men's Single Wheelchair Tennis. He competed for Australia at the 2016 Rio Paralympics.
Scott Peter Reardon is an Australian Paralympic leg amputee sprinter and water skier. He won water skiing world championships in 2007 and 2009. He represented Australia at the 2012 Summer Paralympics in athletics, winning a silver medal in the Men's 100 m T42. At the 2016 Rio Paralympics, he went one placing better to win the gold medal. Reardon has won the Men's 100 m T42 in three consecutive World Para Athletics Championshipsfrom 2013 to 2017.
Germany competed at the 2016 Summer Olympics in Rio de Janeiro, from 3 to 21 August 2016. This was the nation's seventh consecutive appearance at the Summer Olympics after its reunification in 1990.
Deon Kenzie is an Australian Para athlete who competes in the T38 (classification) prominently in the 1500m. He has won medals at the 2013, 2015 and 2017 World Para Athletics Championships including gold in the Men's 1500 m T38 in 2017. He won a silver medal in the Men's 1500 m T38 at the 2016 Rio Paralympics.
South Africa competed at the 2016 Summer Olympics in Rio de Janeiro, from 5 to 21 August 2016. This was the nation's seventh consecutive appearance at the Games in the post-apartheid era, and nineteenth overall in Summer Olympic history. The South African Sports Confederation and Olympic Committee (SASCOC) sent the nation's largest ever delegation to the Olympics, with a total of 138 athletes, 93 men and 45 women, competing across 15 sports.
Trinidad and Tobago competed at the 2016 Summer Olympics in Rio de Janeiro, from August 5 to 21, 2016. This was the nation's seventeenth appearance at the Summer Olympics, although it previously competed in four other editions as a British colony, and as part of the West Indies Federation.
South Africa entered 45 athletes in the 2016 Summer Paralympics in Rio de Janeiro, Brazil, from 7 September to 18 September 2016. The country qualified athletes in archery, athletics, canoeing, cycling, equestrian, powerlifting, rowing, swimming, shooting and wheelchair tennis.
India competed at the 2016 Summer Paralympics in Rio de Janeiro, Brazil, from 7 to 18 September 2016.
Indian athletes have appeared in every edition of the Summer Paralympic Games since 1968.
Iraq competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016. This was the nation's fourteenth appearance at the Summer Olympic Games since its debut in 1948.
The Refugee Olympic Team competed at the 2016 Summer Olympics in Rio de Janeiro, Brazil, from 5 to 21 August 2016, as independent Olympic participants. In March 2016, the International Olympic Committee (IOC) President Thomas Bach declared that the IOC would choose five to ten refugees to compete at the Rio Olympics, in the context of the "worldwide refugee crisis", of which the European migrant crisis is a prominent part. The athletes competed under the Olympic Flag. Initially, they were labeled "Team of Refugee Olympic Athletes", with the IOC country code ROA, but this was updated to Refugee Olympic Team with the country code ROT.
Nicholas "Nic" Hum is an Australian Paralympic athlete with an intellectual disability.
He represented Australia at the 2016 Rio Paralympics in athletics.
Jaryd Clifford is an Australian Paralympic vision impaired middle distance athlete. He represented Australia at the 2016 Rio Paralympics in athletics. He won a bronze medal at the 2017 World Para Athletics Championships.
