Former IAAF president Lamine Diack. Photograph:   Martin Rickett/PA

We may never know what, if any, role Russian president Vladimir Putin may have played in it but the withdrawal of some of the country’s most doped-up (...)

Thanks to Katie Taylor, things are looking up for Ireland at the Olympics.   Photograph: Julien Behal/PA Wire

“It’s like déjà vu all over again” is a quote attributed to the famous American baseball player and coach Yogi Berra and, for everyone looking back wi(...)

Michelle De Bruin was banned form swimming for four years two years after winning three swimming gold medals at the 1996 Atlanta Olympic Games. Photograph: Eric Luke.

Someone needs to talk about Michelle. How much longer can her Olympic medal history remain so conveniently muted, now that the whole world is open to (...)

 Sergey Kirdyapkin of Russia crosses the line to win gold during the Men’s 50km Walk at   the London Olympic Games in August 2012. Photograph: Streeter Lecka/Getty Images

The dark cloud which now hangs over Russia’s participation at the Rio Olympics may not have any of the proverbial silver lining, although there will n(...)

Nickel Ashmeade, Usain Bolt, Nesta Carter and Astafa Powell take a picture with fans after winning gold in the 4x100m men relay during the Beijing 2015 IAAF World Championships at the National Stadium. Photo: Diego Azubel/PA

Nine days and every possible superlative later not even Sebastian Coe could have envisaged it all ending so majestically. And not just the way Asbel K(...)

Rob Heffernan came fifth in the 50km race walk in the World Championships in Beijing. Photograph: Inpho

He vowed not to surrender his World Championship title without a fight and so it proved, Rob Heffernan displaying typical courage and determination be(...)

Photograph: Alexander Hassenstein/Getty Images for IAAF

Russian race walker Alexander Yargunkin will not compete in Saturday’s 50km at the World Championships following reports that he has failed a drugs te(...)

Gold medallist Usain Bolt turns to wave to the crowd during the victory ceremony for the men’s 200 metres. Photograph: Getty Images

For a sport reportedly on its deathbed, might events in Beijing over the last seven days be considered a glorious resurrection? It certainly takes so(...)

Rob Heffernan on issue of doping in his event: “I hear about all these doping allegations, and I think to myself, ‘sure I’ve already known this the whole time.” Photograph: Morgan Treacy/Inpho

The last thing Rob Heffernan needs is any reminder of how difficult it is to defend a World Championship title. Especially in the 50km walk. In the l(...)

Thomas Barr: finished fourth in his semi-final, clocking 48.71 seconds. Photograph: Christian Petersen/Getty Images

There was always going to be some element of luck needed for both Mark English and Thomas Barr if they were to make a World Championships final in the(...)