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.

Perri Shakes-Drayton struggled with her left knee during yesterday’s 400m hurdles final

World Championships 2013: The dream dies as Perri Shakes-Drayton limps over the line in Moscow

British medal prospect injures knee on first bend to end hopes of challenging Zuzana Hejnova

Mo Farah has been sleeping 12 hours a day in preparation

World Championships: Mo Farah faces fight to achieve his historic 'double double'

Briton makes distance running look easy but even he will struggle to emulate Kenenisa Bekele

Conrad Williams of Great Britain hands over to Michael Bingham

World Championships 2013: Great Britain cruise into 4x400 metres relay final

Conrad Williams, Michael Bingham, Jamie Bowie and Martyn Rooney finished second in the semi-final

Jessica Judd at the end of her race

World Championships 2013: Jessica Judd admits 800m performance was 'a disaster' after exit in Moscow

Marilyn Okoro and Laura Muir progress but youngster fails on the big stage

Mo Farah competes in the 5,000 metres heats

World Championships 2013: Mo Farah does just enough to reach 5,000 metres final

The Briton exerts as little energy as possible in heat

Amantle Montsho of Botswana

World Championships 2013: Christine Ohuruogu finally breaks 400m record she targeted for a decade

The Briton won an extraordinary race by 0.004 seconds

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.

World Championships: Mo Farah's devastating final burst makes all the difference

Remarkable pace developed in training with Alberto Salazar seals superiority

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

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