US swimming legend Michael Phelps has spoken of his frustration at the possibility rivals were using drugs at last year's Rio de Janeiro Olympics.
The World Anti-Doping Agency slams Russian hackers who breached its database and published confidential records of US Olympic gymnast Simone Biles and tennis stars Venus and Serena Williams.
Kenyan police arrest the secretary-general of the country's Olympic committee (NOCK) in the wake of a series of scandals and embarrassments at the Rio Games.
Russian President Putin awards rhythmic gymnast Margarita Mamun during a grand ceremony for Russian Olympic medallists returning home from 2016 Rio Olympics at Kremlin in Moscow.
On a team of mostly first-time young Olympians, veterans Carmelo Anthony and Kevin Durant steal the show as the USA win its third straight gold medal.
The Rio Olympics end in a blaze of colour with an exuberant closing ceremony as Tokyo take up the baton promising to host the best Games yet in 2020.
On the last day of the Rio Olympics Kenya's Eliud Kipchoge wins the marathon by more than a minute, Brazil win men's volleyball gold, police raid the Irish Olympic office and a Mongolian coach stages an underwear protest.
China won their third Olympic Games women's volleyball gold on Saturday with a 3-1 victory over Serbia in the final. China also won gold in 1984 and 2004 while they were runners-up to Cuba in 1996.
Margarita Mamun, a Russian gymnast of Bangladeshi origin, has won gold in women's individual all-around rhythmic gymnastics event at Rio de Janeiro's Olympic Arena on Saturday.
You should always want to be the best. I respect him [Andre De Grasse] for that but I tell every youngster, I don't allow young
Brazilian cyclist Kleber Ramos and Chinese swimmer Chen Xinyi are disqualified from the Olympic Games for having failed doping tests, the Court of Arbitration for Sport (CAS) says.
US Olympic authorities apologize to Brazil on Thursday as two US swimmers are allowed to go home having retracted a fabricated story about being mugged in Rio.
Kimia Alizadeh wins the first ever Olympic medal by an Iranian woman after claiming taekwondo bronze in Rio.
He was supposed to slow down. I said 'What are you doing, it's a semifinal?'
Copacabana is a happening place. It is probably one of the most happening places in the whole of South America.
A British Olympic team athlete is involved in an incident of theft in Rio de Janeiro while returning to their accommodation, the British Olympic Association says.
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.
South Sudanese Olympic athlete Guor Marial may not be a hot medal tip for Sunday's marathon, but the former slave's road to Rio is one of the most astonishing stories of the games.
Brazilian police arrest two US swimmers and a top International Olympic Committee official as scandal overshadows the Rio Games.