Factfile on Usain Bolt after his victory in the 200m at the 2016 Rio de Janeiro Olympics Thursday.

Vietnam's prime minister admits Olympic hopefuls faced inadequate training equipment before the games, including a lack of bullets in shooting, a discipline that won the nation's first ever gold.

Kristi Castlin dedicates her 100m hurdles medal to victims of gun violence after helping the United States claim a historic podium sweep in the event.

Usain Bolt will race the 200m final on Thursday after comfortably winning his semi-final, but there is no place for American rival Justin Gatlin as he fails to qualify.

Jamaica unleashes a new sprint sensation as Omar McLeod takes the Rio Olympics 110m hurdles on Tuesday.

Cao Yuan shakes off the pressure of being the only Chinese diver left in the field -- a rarity in Olympic finals -- to deliver China's fifth diving gold medal.

Canada's Derek Drouin overcomes a quality field to add the Olympic high jump crown to his world title after a cliff-hanger of a final in Rio.

Kenya's Faith Kipyegon produces a startling last-lap sprint to outpace favourite Genzebe Dibaba of Ethiopia to win the Olympic women's 1500m gold.

The only major silverware missing from Brazil's glittering cabinet is an Olympic gold. The five-time world champions came

China's hopes of repeating their 2012 Olympic sweep of all five badminton gold medals are shattered when both their pairs are knocked out in the semi-finals of the mixed doubles.

Everything stood still. Even the lottery draw in Jamaica was delayed, but Usain Bolt hit the jackpot last night, continuing his dominance in the sprints.

The battle to be crowned world's fastest man takes centre stage at the Rio Olympics on Sunday with Usain Bolt facing another showdown with Justin Gatlin where the image of athletics will be on the line.

With crimson lipstick, eye-liner, mascara and a beaming smile, Michelle Carter wins a stunning Olympic shot put gold to sprinkle a little glitz on an event often cruelly ridiculed for the shape of its women athletes.

Rafael Nadal describes his second Olympic gold as "unforgettable" after marking his return from his latest injury misery by partnering close friend Marc Lopez to the men's doubles title in Rio.

In just one performance, Singapore's Joseph Schooling beats swimming great Michael Phelps, takes home his city state's first Olympic gold medal and becomes an instant millionaire.

Michael Phelps of the United States wins the Olympic 200 metres individual medley to capture the 22nd gold medal of his career and becomes the first swimmer to win the same event at four consecutive Games.

Beefy Kazakh swimmer Dmitriy Balandin put the former Soviet state on the Olympic map by winning his country's first gold medal in the sport.

Around a giant screen showing the Olympics in a central New Delhi park, young Indians chat, take selfies or snooze in the late afternoon heat, glancing only occasionally at the heroic sporting feats on display.

Serena Williams' hopes of a fifth Olympic gold medal are crushed by Ukraine's Elina Svitolina as the battle for the women's title in Rio is blown wide open.

In an unforgettable display of Olympic power Michael Phelps wins two more finals to take his historic all-time record load to 21 golds and entrench his legendary status.