The banned substance Stanozol was found in the weightlifter's sample after a random out-of-competition test by WADA.
American judo fighter Nick Delpopolo was expelled from the Olympics on Monday after testing positive for marijuana he said he ate accidentally before arriving in London. Delpopolo is the first of the 10,500 Games' athletes to fail an in-competition doping test.
Five-times Grand Slam champion Sharapova became an ambassador for the UN Development Programme (UNDP) in 2007, but was dropped in March after admitting she had used the banned substance meldonium.
A Greek athlete has failed a doping test, according to an IAAF official, and the father and coach of world indoor high jump champion Dimitris Chondrokoukis says his son has tested positive and withdrawn from the Olympics.
Luxembourg rider Frank Schleck has denied any wrongdoing after he was withdrawn from the Tour de France on Tuesday when he returned a positive test for the diuretic Xipamide following Saturday's Stage 13.
The International Olympic Committee on Tuesday sanctioned four Russian Olympians who competed at the 2008 Beijing and 2012 London Games for failing drug tests, including silver medalist Maria Abakumova.
Suspended from the national team, embattled Pakistan pacer Mohammad Asif is keeping himself busy training with the Pakistani 'rebels' of the Indian Cricket League as they prepare for the new season that gets underway next month.
Former World No 1 Vijay Singh sued the PGA Tour on Wednesday, a week after golf's premier tour dropped a doping a case against the three-times major winner.
Five players in Mexico's squad at the Concacaf Gold Cup in the United States have tested positive for the banned substance clenbuterol, the general secretary of the Mexican Football Federation (Femexfut) Decio de Maria said on Thursday.
Pakistani pacers Shoaib Akhtar and Mohammed Asif reportedly tested positive for a banned substance again in a secret dope test conducted by the Pakistan Cricket Board.
The doping menace continues to haunt Indian sport. The National Doping Agency (NADA) on Thursday announced that nine athletes tested positive for banned substances during the National Games, which concluded in Ranchi on February 26.
In what could be one of the biggest doping scandals in recent years, as many as 21 weightlifters have been provisionally suspended by the Indian Weightlifting Federation after testing positive for banned substances.
Team Sky sports director Steven de Jongh has quit after three years following his admission that he took a banned substance earlier in his career, the British team said on Monday.
There will be a complete ban on gathering, processions or rallies and entry of tractor trolleys carrying people in the national capital as the Delhi Police has imposed Section 144 for a month in the view of intended widespread tension and 'social unrest' due to the farmers' 'Delhi Chalo March' on Tuesday.
Olympic and world swimming champion Cesar Cielo has tested positive for the banned substance furosemide but escaped suspension, the Brazilian Aquatic Sports Confederation (CBDA) said on Friday.
Embarrassment piled on India on Wednesday barely a month ahead of the Commonwealth Games with four athletes, including three in Games squad, failing their 'B' sample tests while a weightlifter was also caught for a banned substance in New Delhi.
Sri Lanka opening batsman Upul Tharanga tested positive for an banned substance at this year's World Cup, an International Cricket Council (ICC) source told Reuters on Sunday.
On January 24, Taylor made a stunning disclosure that he was blackmailed after "foolishly" taking cocaine during his meeting with an Indian businessman.
The Greatest Sprinter of all time bids farewell to the track this week.
Dwain Chambers is to attend a UK Athletics independent drugs disciplinary hearing on Thursday, British newspapers reported.
The bill defines electronic cigarettes ss electronic devices that heat a substance, which may contain nicotine and other chemicals, to create vapour for inhalation.
In his 40s and an active politician, veteran batsman Sanath Jayasuriya on Thursday returned to the Sri Lankan One-day and Twenty20 cricket side after more than a year for the series against England later this month.
According to a statement issued by SLC, the batsman's urine sample was taken on March 29 after the World Cup semi-final against New Zealand.
The six dope-tainted wrestlers who caused major embarrassment to the country with less than a month to go for the Commonwealth Games also failed their 'B' sample tests, conducted by National Anti-Doping Agency. The 'A' samples of the six wrestlers, taken by NADA at the Commonwealth Games trials, had tested positive for stimulant methylhexanamine, which was added as a banned substance only this year by the World Anti-Doping Agency.
The banned Indian lifter has written to IWF chief Tamas Ajan asking that she be allowed to present her case before the apex body.
Taking his accusations against cycling ace Lance Armstrong to the airwaves for the first time, Floyd Landis slammed the seven-time Tour de France champion with his most blunt attack yet.
The Australian Olympic Committee said they were unable to comment as there was a process in place.
Australian wrestler Vinod Kumar failed a doping test during an Olympic qualification event in Algeria in April and is set to be dropped from the team for the Rio Games.
Five Brazilian athletes training in Germany for this month's world championships have failed out of competition doping tests and will return home, the Brazilian Athletics Confederation (CBAt) has said.
After Panwar's 'A' sample was found positive, the Indian Weightlifting Federation (IWF) suspended her provisionally.
The world's fastest man was officially charged by the U.S. Anti-Doping Agency of committing a doping offence.
Olympic and world 400 metres champion LaShawn Merritt has failed three doping tests for a banned substance and accepted a provisional suspension, his lawyer said on Thursday.
Jean-Marie Leblanc, the Tour de France director, said he backed the report stating that Lance Armstrong took EPO in 1999.
Indian wrestler Yogeshwar Dutt's chances of the London Olympics medal being upgraded from bronze to silver is all but over but Wrestling Federation of India (WFI) claimed it was unaware of the development.
Continuing its drive to catch drug cheats following the athletics doping scandal, National Anti-Doping Agency on Saturday conducted its third raid in a week at a Sports Authority of India facility with a surprise early morning swoop down at the Bhopal Centre.
The court said no hearing date had been fixed yet and no further information would be provided for the moment.
Javier Hernandez and Giovani dos Santos both scored twice as defending champions Mexico routed Cuba 5-0 in the Gold Cup on Thursday to become the first team to reach the quarter-finals.
Veteran Sri Lanka opener Sanath Jayasuriya, who returned to the one-day and Twenty20 team after more than a year on Thursday, will draw curtains on his over two-decade career after the upcoming series against England.
Rafael Nadal is seeking 100,000 euros ($118,000) in damages from former French sports minister Roselyne Bachelot after she accused the Spanish tennis legend of a dope test cover-up.