Sport James Dasaolu last year ran the second-fastest 100m time by a British sprinter ever

As James Dasaolu settles in the blocks for his first race of the season in Glasgow on Saturday there will be a sense of expectation and apprehension over whether he can back up his breakthrough year.

Shelly-Ann Fraser-Pryce left her nearest 100m rivals for dead

World Championships 2013: Pocket Rocket Shelly-Ann Fraser-Pryce follows in Usain Bolt’s slipstream

At just 5ft tall in her running spikes, in one respect at least Shelly-Ann Fraser-Pryce is always looking up to the 6ft 5in Usain Bolt.

Usain Bolt storms to victory in the 100m last night, with Justin Gatlin second

World Championship: Sighs of relief as Justin Gatlin stays the great pretender

Two years ago in Daegu, the last time the World Championship men's 100m final was contested, it was all about the false start. This time, it was more like the false art.

James Dasaolu has been plagued with injuries during his career

World Athletics Championships: James Dasaolu only wants to go fast – not be known for frailty

There is one big question hanging in the air from a Great British perspective as the blue riband event of the 2013 World Championships approaches. Is James Dasaolu just a one-heat wonder – or a real deal speed merchant who can last the course when the heat of global battle is on?

Dwain Chambers will compete in the 100m heats tomorrow

Dwain Chambers: 'The penalties are so harsh you lose your credibility'

The reformed British drugs cheat speaks of his disappointment at the recent positive tests of fellow sprinters

Decathlon world-record holder Ashton Eaton faces the media

Americans' belated arrival at World Championships earns frosty welcome after Tyson Gay's positive drugs test

US team in Moscow 33 years on from boycott but faces hostile questions over latest scandal

Greg Rutherford’s season has been hit by a hamstring injury

Greg Rutherford rolls with the punches to reach World Championships in Moscow

Olympic champion opts for boxing training to help win fitness battle to compete in long jump

Winsili, left, edges home to take the Nassau Stakes at Goodwood

Moonlight Cloud puts rivals in shade with dazzling win

Lethal Force no match as mare breaks course record to win Deauville prize for the third time

Halsall finished fourth in the 50 metres butterfly final

Swimming: Fran Halsall feels the pain again in Spain

Britain's medal drought continues as the sprinter finishes fourth at the World Championships

He's fast but frail – will we now see best of James Dasaolu?

Since his blistering run of 9.91sec in the 100 metres semi-final at the UK Trials, James Dasaolu has become something of an invisible man in sprinting terms. After becoming only the fourth Briton to dip under that dream 10sec barrier, the hope – in fact, expectation – was that Dasaolu would back that up... and soon.

Montiridge (black cap) finishes in front at Goodwood yesterday

Glorious Goodwood: Hot Snap set to bring Sky down to earth

Nell Gwyn winner can overturn Classic form and cause rare reverse for Hannon and Hughes

Usain Bolt appears in 'endless running' game Temple Run

Champion sprinter comes with a special 'Bolt' ability

Richard Browne ran 10.75sec in the T43/44 100m at the Anniversary Games in London

In 2016 will the blade runners be racing Usain Bolt?

After fastest Para 100m ever on Sunday, some think so – but their slow start is a major obstacle

Usain Bolt and Mo Farah pictured at London 2012

Usain Bolt accepts challenge from Mo Farah to race over 600 metres

The two stars of the track look set to battle it out for charity

Bradley Wiggins is on the Tour of Poland as part of his rehabilitation

Bradley Wiggins impresses by inspiring Sky team-mate Sergio Henao to second

Sir Bradley Wiggins helped Sky team-mate Sergio Henao to second place overall in the Tour of Poland as Christophe Riblon reprised his Tour de France victory on the Alpe d’Huez to take the stage win in Passo Pordoi Val di Fassa on Sunday.

Fly Mo: Farah leaps for joy after winning the 3,000 metres at the Olympic Anniversary Games in London yesterday

Mo and co relive our yesterdays at anniversary games

Bulldozers are coming to iconic venue but they cannot destroy memories

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Blundering Tony Blair quits as Middle East peace envoy – only Israel will miss him

Blundering Blair quits as Middle East peace envoy – only Israel will miss him

For Arabs – and for Britons who lost their loved ones in his shambolic war in Iraq – his appointment was an insult, says Robert Fisk
Fifa corruption arrests: All hail the Feds for riding to football's rescue

Fifa corruption arrests

All hail the Feds for riding to football's rescue, says Ian Herbert
Isis in Syria: The Kurdish enclave still resisting the tyranny of President Assad and militant fighters

The Kurdish enclave still resisting the tyranny of Assad and Isis

In Syrian Kurdish cantons along the Turkish border, the progressive aims of the 2011 uprising are being enacted despite the war. Patrick Cockburn returns to Amuda
How I survived Cambodia's Killing Fields: Acclaimed surgeon SreyRam Kuy celebrates her mother's determination to escape the US

How I survived Cambodia's Killing Fields

Acclaimed surgeon SreyRam Kuy celebrates her mother's determination to escape to the US
Stephen Mangan interview: From posh buffoon to pregnant dad, the actor has quite a range

How Stephen Mangan got his range

Posh buffoon, hapless writer, pregnant dad - Mangan is certainly a versatile actor
The ZX Spectrum has been crowd-funded back into play - with some 21st-century tweaks

The ZX Spectrum is back

The ZX Spectrum was the original - and for some players, still the best. David Crookes meets the fans who've kept the games' flames lit
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Even the screenwriter pours scorn on Grace of Monaco biopic

The critics had a field day after last year's premiere, but the savaging goes on
Menstrual Hygiene Day: The strange ideas people used to believe about periods

Menstrual Hygiene Day: The strange ideas people once had about periods

If one was missed, vomiting blood was seen as a viable alternative
The best work perks: From free travel cards to making dreams come true (really)

The quirks of work perks

From free travel cards to making dreams come true (really)
Is bridge the latest twee pastime to get hip?

Is bridge becoming hip?

The number of young players has trebled in the past year. Gillian Orr discovers if this old game has new tricks
Long author-lists on research papers are threatening the academic work system

The rise of 'hyperauthorship'

Now that academic papers are written by thousands (yes, thousands) of contributors, it's getting hard to tell workers from shirkers
The rise of Lego Clubs: How toys are helping children struggling with social interaction to build better relationships

The rise of Lego Clubs

How toys are helping children struggling with social interaction to build better relationships
5 best running glasses

On your marks: 5 best running glasses

Whether you’re pounding pavements, parks or hill passes, keep your eyes protected in all weathers
Joe Root: 'Ben Stokes gives everything – he’s rubbing off on us all'

'Ben Stokes gives everything – he’s rubbing off on us all'

Joe Root says the England dressing room is a happy place again – and Stokes is the catalyst
Raif Badawi: Wife pleads for fresh EU help as Saudi blogger's health worsens

Please save my husband

As the health of blogger Raif Badawi worsens in prison, his wife urges EU governments to put pressure on the Saudi Arabian royal family to allow her husband to join his family in Canada