Travis Tygart will forever be known as the man who brought Lance Armstrong down. The USADA chief executive explains how he has managed to retain his love for sport despite all he’s uncovered

Seven-time Tour de France champion Lance Armstrong has again strenuously denied the latest doping allegations levelled against him by Floyd Landis, in a statement issued on his personal website.

Usain Bolt will head to Berlin for the World Championships as a double world record holder and triple Olympic gold medal winner – but not as defending champion.

JAMAICAN sprint star Asafa Powell has claimed he has given so much blood to the drugs testers he will not be at his best for the 100 metres final.

Jamaican sprint star Asafa Powell has claimed he has given so much blood to the drugs testers he will not be at his best for the 100 metres final.

The athletics coach at the centre of the BALCO scandal is expected in a United States district court in San Francisco today.

FORMER Olympic sprinter Tim Montgomery has been sentenced to three years and 10 months in prison for his role in a cheque-fraud scheme.

Marion Jones reported to the Federal Medical Center Carswell yesterday, four days before she was required to begin serving her six-month prison sentence.

US Track and Field chief executive officer Craig Masback has expressed his disappointment in Justin Gatlin after the world and Olympic 100 metres champion was banned for a maximum of eight years after admitting his positive test “constituted a doping violation”.

Olympic and world champion Justin Gatlin tested positive after unknowingly having testosterone cream rubbed into his legs by a massage therapist with a grievance, according to his coach Trevor Graham.

WORLD anti-doping chief Dick Pound has called for Justin Gatlin to be banned for life after confirming the sprinter’s ‘B’ sample had tested positive for testosterone.

The decision to ban American sprinters Tim Montgomery and Chryste Gaines for two years each has been hailed as “a great day for clean athletes” by the head of the United States Anti-Doping Agency (USADA).

Former world record holder Tim Montgomery has been stripped of his American 100 metres record following his two-year drug suspension handed down by the Court of Arbitration.

FORMER 100 metres world record-holder Tim Montgomery and three-time world sprint relay champion Chryste Gaines have been banned for two years after being found guilty of doping offences by the Court of Arbitration for Sport.

World number-one sprinter Asafa Powell believes the current false-start laws are “the worst they have ever been”.

American sprinting endured an agonising night at the USA Track and Field Championships as Olympic 100m champion Justin Gatlin was disqualified from his heat before being re-instated.

New 100m world record-holder Asafa Powell sees no reason why he cannot run even faster after setting the mark at 9.77seconds in Athens.

JAMAICAN Asafa Powell set a new men’s 100m record of 9.77 seconds at the Athens Olympic Stadium last night The 22-year-old bettered American Tim Montgomery’s previous mark of 9.78, which he set in Paris three years ago.

World 100m record holder Tim Montgomery and former Olympic champion Marion Jones made little impact on their return to action in Mexico.

Tim Montgomery is set to race in Europe shortly before he is due to appear before the Court for Arbitration in Sport for a hearing into alleged drugs offences.

Marion Jones will compete in the Grand Prix Regione Lombardia in Milan on June 1 despite reports she would not be invited to compete in European meetings.

Marion Jones will compete in the Grand Prix Regione Lombardia in Milan on June 1 despite reports she would not be invited to compete in European meetings.

The agent of Marion Jones insists he is not aware of plans to exclude the former triple Olympic champion from European meetings because of links to the Bay Area Laboratory Co-operative (BALCO).

FORMER Olympic and world champion Marion Jones had a dismal return to the track when she finished last over 400metres in her first race of the season.

Former Olympic and world champion Marion Jones had a dismal return to the track when she finished last over 400metres in her first race of the season.

THE lawyer for Marion Jones has challenged the man who alleged he supplied the former Olympic sprint champion with performance-enhancing drugs to take a lie detector test.

Marion Jones has filed a multi-million euro lawsuit for defamation against the man who alleged he supplied the former Olympic sprint champion with performance-enhancing drugs.

Marion Jones has denied new allegations she has used performance-enhancing drugs.

Discredited former world champion sprinter Kelli White has revealed the misery she felt while running as an undetected drug cheat.

World 100 metres record-holder Tim Montgomery has been given a new date for his appeal to the Court of Arbitration over charges of doping violations.

The future of sprinters Tim Montgomery and Chryste Gaines will be decided within the next few weeks after the Court of Arbitration set a date for their drug offence hearings.

The future of sprinters Tim Montgomery and Chryste Gaines will be decided within the next few weeks after the Court of Arbitration set a date for their drug offence hearings.

JUSTIN GATLIN ran the race of his life, barely holding off the fastest Olympic 100m field in history to win the gold in 9.85 seconds.

International Olympic Committee president Jacques Rogge today insisted the Athens Games would not be overshadowed by the rumbling drugs controversies surrounding the high-profile BALCO athletes and unnamed American swimmers.

A lawyer representing American sprinter Marion Jones insists her former husband CJ Hunter “is lying” over claims she used a number of illegal substances during the 2000 Olympics in Sydney.

MARION JONES has outlined her determination to prove wrong the critics who think she is a spent force in athletics.

Anti-doping chief Dick Pound has warned sport’s drug cheats the net is starting to close in on them.

Olympic 100 and 200 metres champion Marion Jones has withdrawn from tonight’s 200m heats at the US Olympic trials in Sacramento.

Vanitta Kinard’s story is just one of triumph over adversity at the US Olympic trials, reports Simon Lewis.

MARION JONES may still win her ticket to Athens but the great leveller that is the US Olympic trials has seen to it that she will be a mere bit-part player when the Games get under way next month.

The most powerful nation in world athletics tonight began its search for a team to take on the best of the rest at the Athens Olympics next month.

HISTORICALLY a meeting with the sparkle and tension of the Olympic Games, this year's US trials, starting today, are a test not only of America's best but of the sport itself.

World 100 metres record-holder Tim Montgomery has decided to bypass the US Anti-Doping Agency’s appeals process and go directly to the highest court in his bid to contest the agency’s decision to seek a lifetime ban for alleged drugs offences.

MARION JONES made an instant exit from yesterday’s Norwich Union British Grand Prix after insisting she has done everything to “clear my name” after being caught up in a drugs scandal in the United States.

USA track stars Tim Montgomery and Michelle Collins have been charged by the United States Anti-Doping Agency, according to the New York Times.

AMERICAN sprint star Marion Jones has called for a public hearing to determine whether she has used performance-enhancing drugs rather than "a secret kangaroo court" she fears is taking place instead.

TIM MONTGOMERY’S lawyer, Cristina Arguedas, yesterday said the world number one will fight any attempt to ban him from the Olympics after it was revealed the sprinter had been notified by the US Anti-Doping Agency that he has been reported for drug violations.

Tim Montgomery’s lawyer, Cristina Arguedas, has stated that the world number one will fight any attempt to ban him from the Olympics after it was revealed the sprinter had been notified by the US Anti-Doping Agency that he has been reported for drug violations.

TRIPLE gold medallist Marion Jones has threatened the United States Anti- Doping Agency (USADA) with legal action if they ban her from the Olympics without a positive drugs test.

Olympic sprint champion Marion Jones will return to European track action at the Norwich Union Grand Prix in Birmingham on February 20.