Andre Russell looks set to play in the World Twenty20 after the Jamaica Anti-Doping Commission said on Friday the West Indies all-rounder would not be suspended pending a hearing into his "anti-doping whereabouts" rule violation.
CAS said that the Olympic Athletes from Russia mixed doubles curling team, who won bronze at the Games, had been disqualified from the competition.
The doping suspension of Croatian tennis player Marin Cilic has reportedly been reduced from nine months to four months by the Court of Arbitration for Sport (CAS), making him eligible to return to playing from October 26 this year.
Vikas Thakur, who claimed a bronze medal at the ongoing Commonwealth Games, was searched and dope-tested on the day of his departure from the event on unexplained suspicions.
'I'm always surprised when I walk off court after a final and I'm like 'where is anti-doping?'
Russian Olympic bobsledder Nadezhda Sergeeva has tested positive for a banned performance-enhancing drug, the Russian bobsleigh federation said in a statement on Friday.
The scandal revolves around accusations that money was demanded from top athletes to 'bury' medical tests showing drug use
Russia loses appeal against IOC ban
Doping is more rampant among junior athletes than top ranked ones and the National Anti-Doping Agency should "tighten the screws" to curb the menace, Athletics Federation of India president Adille J Sumariwalla said on Sunday.
The AICS said a National Anti-Doping Organisation would soon be formed to tackle the menace.\n\n
Here are some reactions from the world of sport on of widespread state-sponsored doping by Russian athletes at the 2014 Sochi Olympics.
Italy captain Fabio Cannavaro was cleared of doping on Monday after failing a drugs test following treatment for an insect sting, the Italian Olympic Committee (CONI) said.
Indian shot putter Inderjeet Singh, who returned positive for banned substances last month, alleged that his dope samples might have been tampered with as the National Anti-Doping Agency gave him two different results on the same sample collected on June 29, a claim denied by the NADA. Inderjeet, one of the 36 Indian track and field athletes who qualified for the ongoing Rio Olympics, circulated documents at a press conference which showed that the National Dope Testing Laboratory had given two different results of the A sample taken on June 29 during the National Inter-State Athletics Championships in Hyderabad.
World soccer's governing body called for a life ban for some doping offences.
The Olympic weightlifting competition has been hit by three new doping cases on the eve of the games after two Turks and an Albanian tested positive for banned substances.
Roger Federer said he trusts the anti-doping procedures in tennis despite rival Novak Djokovic's claim that fellow Serb's Victor Troicki's one-year ban was the result of negligence by the authorities.
The US Anti-Doping Agency (USADA) has brought formal doping charges against US cyclist Lance Armstrong and he has been immediately banned from competition in triathlons as a result, the Washington Post reported on Wednesday.
National Anti Doping Agency (NADA) will conduct all tests for the Commonwealth Games (CWG) to be held in October next year.
A summary of sports events and sports persons, who made news on Thursday
Slovenia men's ice hockey player Ziga Jeglic has tested positive for a banned substance and has been suspended for the remainder of the Pyeongchang Winter Olympics, the Court of Arbitration for Sport said on Tuesday.
Allegations by a former head of Russia's drug testing laboratory that dozens of Russian athletes used doping when they competed at the 2014 Sochi Olympics are "slander by a turncoat" and are absolutely groundless, the Kremlin said on Friday.
Governments should look at criminalising doping in sports and increasing the resources of anti-doping agencies to include investigative functions in the wake of the Lance Armstrong revelations, the president of Cycling Australia has said.
The doping laboratory that will process more than 6,000 samples at this year's London Olympics has been given the seal of approval by the World Anti-Doping Agency (WADA).
Anju Bobby George says Parul Chaudhary among ones to watch out for
Chinese Olympic women's swimmer Chen Xinyi tested positive for a banned substance at the Rio Olympics on August 7, state media said on Friday citing the country's swimming association, the latest doping scandal to mar competition at the Games.
Several anti-doping agencies, including those of the United States and Canada, want a complete ban on Russia competing at the Rio Olympics if next week's key report into allegations of state-backed doping at the 2014 Sochi winter Olympics is damning, they said on Saturday.
In what may come as an embarrassing revelation for India's anti-doping machinery, 500 sportspersons, mostly weightlifters and track-and-field athletes, have failed drug tests conducted by NADA in the last four and a half years.
The World Anti-Doping Agency (WADA) is considering a blanket ban on countries whose athletes regularly dope in the wake of a series of damaging blows for the sport in recent days, according to its president Craig Reedie.
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.
Yulia Stepanova, the key whistleblower in the Russian doping scandal that almost led to her country being completely excluded from the Rio de Janeiro Games, will miss the Olympics after the runner was controversially ruled out due to her doping past.
Olympic swimming gold medallist Park Tae-hwan has been left "shocked" by a positive doping test, which his agency has attributed to an injection given to the South Korean swim star during chiropractic treatment ahead of last year's Asian Games.
'We are now able to confirm a cover up that dates back until at least 2011 and continued after the Sochi Olympic Games. It was a cover up that evolved from uncontrolled chaos to an institutionalised and disciplined medal-winning conspiracy'
The fight against doping costs $300-400 million a year and sporting medical experts at a conference hosted by FIFA on Friday questioned whether it was value for money.
Left red-faced by the four-year ban imposed on Narsingh Yadav by the Court of Arbitration (CAS), the Wrestling Federation of India has demanded a CBI probe into the doping scandal that has jeopardised the grappler's entire career.
Lance Armstrong violated anti-doping rules during a random test in Southern France and could face disciplinary action, the French Anti-Doping Agency (AFLD) said on Thursday. The seven-times Tour de France champion "did not respect the obligation to stay under (the) direct and permanent observation" of the tester, the AFLD said in a statement.
Kenyans convicted of doping offences will face at least three years in prison and heavy fines under a draft law to be submitted to parliament, the chairman of a government-backed anti-doping task force.
Images from the athletics action at Stade de France, Saint-Denis, Paris, on Friday.
Cricketers can be tested out of competition for the first time under a new anti-doping code announced on Monday by the International Cricket Council (ICC). The rules, revised after amendments to the World Anti-Doping Agency (WADA) code and unanimously approved by the ICC Board, will come into effect from January 1.
Lance Armstrong's return to competitive cycling will not erase doping allegations that have dogged his career, the former head of WADA, Dick Pound said.
Brazil's athletes were not subject to dope tests for almost a month before the Rio Olympics, the country's sports ministry has said while refuting allegations it was a political decision to ensure the Games were not plunged further into crisis.