Usain Bolt resisted the challenge of the world’s fastest man this year, Justin Gatlin, to retain his world 100 metres title here tonight in what he described as his “hardest race.”

Bolt and Coe cannot take the whole of athletics on their own shouldersAugust 2015: Bolt "sad" that doping

Mo Farah won his sixth consecutive global title here tonight to lay claim to being Britain’s best ever championship performer.

Athletics Federations' (IAAF) World Championships here, has been beleaguered this summer by allegations of doping

over his position as IAAF President to Sebastian Coe with his sport beset by media criticism over doping

by UK Athletics over links with coach SalazarJuly 2015: Farah questioned by USADA lawyer amid doping

Sergey Bubka, who lost out this week to Sebastian Coe in the race for the International Association of Athletics Federations (IAAF) Presidency, has described his "deep disappointment" after being forced to miss the World Athletics Championships due to a family illness.

city's Mayor Wang Anshun.Related storiesAugust 2015: Bach "would still support" lifetime bans for doping

It has been another of those weeks in sport when doping is the only real story.

you might expect.After about 15 years covering this field I concluded long ago - big surprise - that doping

United States' Justin Gatlin has served two doping bans during his career ©Getty ImagesAthletes are

, risk falling victim to a kind of mob justice.If you think those convicted of a sufficiently grave doping

rules changed.Until that happens, well, he has done his time.As is inevitable with grey areas, the doping

Sebastian Coe has claimed that doping allegations levelled against athletics were "a declaration of war

No rights to introduce bans for nations are held by the World Anti-Doping Agency (WADA), the body has

clarified, although the compliance of all signatories of the World Anti-Doping Code will be a "priority

Reedie who, when asked by CNN about his opinion on possible bans for nations which repeatedly produce doping

There has been significant public interest lately on the topic of proposed 'nation bans' for anti-doping

organisations that are non-compliant with the World Anti-Doping Code," a statement read."

Under Article 23 of the World Anti-Doping Code, if WADA declares a country non-compliant, this information

2015: IAAF will not "dance on grave" of Russia despite doping crisis, promises CoeFebruary 2015

Athletics Federations (IAAF), the two organisations would work “very, very closely together” to eradicate doping

question at the joint IAAF/IOC press conference related to the current problem athletics has with doping

Sebastian Coe and I have come a long way together and actually this was started with the fight against doping

Olympic Congress in Baden-Baden we were asking for a lifelong ban for any infringement on the anti-doping

, with President Seb Coe, will work very, very closely together in a zero tolerance policy against doping

in sport.”Thomas Bach is "absolutely sure" Sebastian Coe (right) will battle hard to eradicate doping

As we, the summoned and assembled media, awaited the start of Usain Bolt’s press conference in a very large room inside the Nuo Hotel - a start which was by now delayed more than half an hour - it became apparent that the reggae which had been thumping and bumping away in the foreground during that time was on a loop.Bob Marley’s One Love did its thing once again. Meanwhile the long black leather sofa in front of us remained untenanted, flanked by dotted red and green spotlights trained on the crystalline ceiling.

“All I’ve been hearing over the past couple of weeks is just ‘doping, doping, doping’,” Bolt eventually

“In 2015 he is big enough and strong enough to face all the allegations about doping that the sport

“As the next President has said on the topic of doping, it’s “zero tolerance“ as far as doping is concerned

Bolt eflects on the problems for athletics after several weeks of media speculation on the subject of 'doping

, doping, doping' ©Getty ImagesFor many observers - particularly media-type observers - Bolt’s part in

Usain Bolt has admitted he found the recent controversies about doping in the sport depressing - but

levels and sought to block publication of a potentially embarrassing survey of athletes’ attitudes to doping

“All I’ve been hearing over the past couple of weeks is just ‘doping, doping, doping’,” Bolt told a

Asked if he was “battling for the soul” of the sport following the recent bad publicity over doping

“I try to just do what’s right, by the rules of the IAAF and WADA (World Anti-Doping Agency).

Sebastian Coe was today elected the new President of the International Association of Athletics Federations (IAAF), beating his only rival Sergey Bubka, here today. 

Championships, as defeated rival Sergey Bubka looks on ©Getty Images Setting up an independent anti-doping

Good luck to Sebastian Coe, a true friend - and passionate fan - of athletics as he goes toe-to-toe with another Olympic legend, ex-pole vault maestro Sergey Bubka, for the right to rule the turbulent world of track and field.

evidence that his 2012 Olympic honeymoon was well and truly over it has come with not only the current doping

goes up against Ukrainian Sergey Bubka for the IAAF Presidency in Beijing tomorrow ©Getty ImagesThe doping

will mean Great Britain will have overall responsibility for the two sports most deeply tarnished by doping

Or by continuing to recognise records set in the days of endemic state doping programmes in Eastern

issues Coe/Bubka must immediately address, like what to do about Russia’s flagrant abuse of the anti-doping

World Rugby have announced Heathrow Airport as an official tournament provider to the 2015 Rugby World Cup, due to take place in England from September 18 to October 31.

rugby from grassroots level across 120 nations in all continents.Related storiesAugust 2015: UK Anti-Doping

champion Asli Cakir Alptekin of Turkey has been stripped of her gold medal and handed an eight-year doping

athlete had reached an agreement with athletics' governing body.Alptekin had been originally cleared of doping

samples on the eve of Beijing 2008 and is widely believed to be among athletes under suspicion for doping

"We will continue to work hard with the Turkish Anti-Doping Agency to ensure that any athletes found

caseDecember 2013: Olympic 1500m champion cleared of doping by TurkeyAugust 2013: Multiple suspensions

"signal of how seriously Turkey taking doping" claims ErdenerAugust 2013: Erdener promises clean-up

Having just returned from a 10-day visit to Rio de Janeiro I have to admit I was impressed with progress ahead of next year’s Olympic and Paralympic Games.

Following the surfeit of allegations in recent weeks, there must also be fears of a major doping scandal

British supermarket giants Sainsbury’s have announced they have decided to end their sponsorship deal with British Athletics two years ahead of schedule owing to cost-cutting measures within the industry.

Jessica Ennis-Hill and Mo Farah.Sainsbury’s have claimed their decision is not related to the recent doping

Times, which alleged more than 800 athletes had given blood samples that were "highly suggestive" of doping

initiative for the company, leaves British Athletics looking for a new main partner amid one of the worst doping

The race for the Presidency of the International Federation of Athletics Associations (IAAF) could well be the most significant sporting contest this year. Sergey Bubka or Sebastian Coe will join a very exclusive roll of honour, for only five men have previously led world athletics in the 103-year history of the governing body. 

The threat from doping grew .The IAAF slapped life bans on five Eastern Bloc athletes but these were

Critics such as future World Anti-Doping Agency President Richard Pound cast doubts on the credibility

Throughout Diack’s Presidency concerns about doping have been to the fore.

But he leaves with his organisation under fire once again following media investigations into doping

Bubka and Coe have both promised a “zero tolerance” attitude to doping but like their five predecessors