Maria Sharapova, the Russian five-time Grand Slam champion who became one of the highest paid sportswomen in the world, announced her retirement at the age of 32 on Wednesday. The former world number has played only two matches this year, losing in the first round of the Australian Open, with her ranking sliding to 373.
Shuttler PV Sindhu raised serious hopes of breaking India's long-awaited medal quest in the Rio Olympics by storming into the semifinals of the women's singles event with a stunning straight games win over London Games silver medallist Wang Yihan of China.
World 100 metres champion Justin Gatlin said on Tuesday he is "shocked and surprised" at doping allegations made against his coach Dennis Mitchell, like Gatlin a convicted doper, but added that he sacked him as soon as he heard about the issue.
Touching home in a time of 3:42.44, Sun held off a storming swim from Olympic champion Horton, who had failed to even qualify for the event at the Australian trials but was added to the squad as a discretionary pick.
The World Anti-Doping Agency (WADA) said on Friday its Independent Commission will urgently launch an investigation into widespread doping allegations against international athletics.
A summary of sports events and sports persons, who made news on Tuesday
Eight-time Olympic gold medallist Usain Bolt said he hopes American sprinter Sha'Carri Richardson can "refocus" and get back on the track after she completes a one-month ban following a positive test for cannabis.
Summary of sports events and persons who made news on Wednesday
Triple Olympic gold medal winner Kenenisa Bekele said he was bitterly disappointed to be left out of Ethiopia's team for the Rio Olympics and blamed members of the country's athletics federation he said knew nothing of the sport.
Former World No 1 Greg Norman has said he feels sorry for Tiger Woods' position as a fallen idol.
Sun Yang was banned for eight years last Friday for missing an out-of-competition test in 2018, and Chad Le Clos, who lost to his rival in the 200-metres freestyle final in Rio de Janeiro four years ago, believes justice has been done.
Champions were dethroned, new national heroes born and world records smashed
Take a look at the profile of Maria Sharapova who told a news conference on Monday she failed a drugs test.
The BBC report said a third of medals in endurance events at the Olympics and world championships between 2001 and 2012 were won by athletes who have recorded "suspicious tests".
World Athletics, the sport's governing body, limited the number of Russians eligible to compete internationally this year to 10 in response to doping offences by senior staff at Russia's suspended athletics federation.
Refusing to budge from its stance, the Wrestling Federation of India floated a new theory on Tuesday, alleging that some junior officials of the Sports Authority of India and National Anti Doping Agency are responsible for Narsingh Yadav being handed a four-year ban for doping.
Russian whistleblower Yulia Stepanova may be in danger after her revelations on doping in her country that triggered a massive scandal and forced her to flee, but it is not the International Olympic Committee's responsibility, the IOC said on Saturday.
A summary of sports events and sports persons, who made news on Wednesday
News of all that's transpired on and off the football field
The world governing body for athletics (IAAF) fought back on Tuesday against media reports of suspected widespread doping in the sport, rejecting accusations it failed to investigate dubious drugs test results properly.
Bulgarian triple jumper Gabriela Petrova had her doping suspension lifted by the IAAF on Monday, less than a week after the World Anti-Doping Agency (WADA) announced an amnesty for athletes who had tested positive for meldonium before March 1.
News of all that's transpired on and off the football field
Russia has been banned from the 2018 Pyeongchang Winter Olympics after the IOC found evidence of an "unprecedented systematic manipulation" of the anti-doping system that has led to a series of bans for the country's athletes in recent months.
One of Maria Sharapova's biggest sponsors, Nike Inc., said it was suspending ties while the case is being investigated.
Athletes from one sport should not be punished for the sins of those from another, the IOC president said on Wednesday, cooling speculation that Russia could be banned from the Olympics altogether for systematic doping.
At the medal ceremony, Scott shook hands with fellow bronze medallist Martin Malyutin of Russia, who finished with the same time as the Briton, but then completely cold shouldered Sun, refusing to make eye contact and not offering a handshake.
Kenya's top runners have urged athletics fans and sports enthusiasts across the world to keep faith in them, despite media allegations of widespread doping in the east African nation famed for its top-class runners.
In a statement, Nike said it did not comment on ongoing litigation.
A summary of sports events and sports persons, who made news on Friday
World athletics president Sebastian Coe said he reacted with "shock, anger and sadness" to this week's allegations of bribery, extortion and doping cover-ups and said the sport faces a "long road to redemption".
Tennis World No 5 Rafael Nadal and Olympic champion Mo Farah have spoken in defence after Russian cyber espionage group Fancy Bears leaked their medical data on Monday.
South Korean police have arrested a foreign athlete competing at the World Aquatics Championships in Gwangju for suspected sexual harassment at a nightclub, a South Korean police official said on Sunday.
Swimming's world body FINA promised on Wednesday to investigate "as a matter of utmost urgency" new allegations of Russian doping if they could be substantiated by evidence.
A distraught Alysia Montano called her career 'a farce' and branded the International Association of Athletics Federations (IAAF) "a corrupt institution" after crashing out of the US Olympic trials on Monday.
World athletics' governing body decided on Friday to maintain its doping ban on all Russian athletes, Sky News reported, quoting unnamed sources, leaving the country's hopes of competing in the Rio Olympics dependent on Olympic chiefs giving special dispensation at a meeting next week. The Council of the International Association of Athletics Federations (IAAF) was meeting in Vienna to decide whether to lift the ban after hearing from a task force that significant doping problems still existed in Russia. The suspension was first imposed in November and extended in March. A spokeswoman for Russia's athletics federation said she could not confirm the reports that the ban had been upheld.
'Mr. Bhamara would like to state that he was and remains a clean competitor and has always played basketball fairly'
Summary of sports events and persons who made news on Wednesday
She should win her place thanks to good results, says Radwanska
World No 2 Andy Murray says Maria Sharapova should be banned after her positive test for meldonium and questioned the Russian's use of the drug for medical purposes.
With the Rio Olympics less than three weeks away, the IOC on Monday promised "the toughest sanctions available" after a report found Moscow had concealed hundreds of positive doping tests in many sports ahead of the Sochi winter Games.
