American sprinter LaTasha Jenkins has failed a drugs test, the Chicago Tribune said on its website.

It was Gatlin's second positive test, which under anti-doping rules could have resulted in a life ban.

The positive test of Jones's A sample is believed to have occurred at the June U.S. championships in Indianapolis.

The 23-year-old Jamaican destroyed his rivals in Zurich to equal the record of 9.77 seconds he shares with American Justin Gatlin.

David Witt, 57, the stepfather of Landis' wife, Amber, died on Tuesday of a self-inflicted gunshot wound to the head, San Diego Police said.

Tour de France winner Floyd Landis's Phonak cycling team is to be disbanded in the wake of his positive doping test for testosterone, a team spokesman said today.

Disgraced Tour de France winner Floyd Landis claims the test was not carried out correctly.

Floyd Landis is likely to lose his Tour de France title after he failed the second drugs test.

The US sprinter was asked not to run in championships because of his initial positive drugs test, a source said

Justin Gatlin's coach accused that the masseur applied a mysterious cream to the sprinter on the day he failed a doping test.

If the positive tests are confirmed, the American would be stripped of his Tour de France victory.

Tour de France winner Floyd Landis has tested positive for the male sex hormone testosterone.

French newspaper Le Monde claimed that at the time Armstrong was being treated for cancer he had admitted taking banned drugs, including erythropoietin (EPO).

Shailaja Pujari is believed to have returned a positive test following random out-of-competition testing by WADA officials.

Singh claims he was passed over for promotion and given second-rate laboratory equipment because of his race. He also accuses Wilmut of stealing his ideas.

The colour red seems to give a winning edge to a competitor, especially in sports or athletic events.

On a plea from the IOA, the ban on the three who tested positive at the Athens Games was cut to two years.

The banned Indian lifter has written to IWF chief Tamas Ajan asking that she be allowed to present her case before the apex body.

The Delhi High court issued notices on a petition filed by weightlifter Pratima Kumari challenging the life ban imposed on her

The weightlifter, who tested positive at the Athens Olympics, is challenging the life ban imposed on her by the IOA in the Delhi high court.