Kenya s defending champion Euince Sum ended up having to settle for the bronze medal on this occasion after a tense and enthralling three-way battle down to home straight as Marina Arzamasova returned the world 800m title to Europe on Saturday.

Defending champion Ashton Eaton kept alive his dreams of breaking the decathlon world record after throwing 63.63m in the penultimate event, the javelin.

Event leader Ashton Eaton produced the second-best clearance in the decathlon pole vault, his 5.20m keeping him well on course to retain his title.

USA s Ashton Eaton leads the decathlon with 6451 points after seven events and, barring disaster, looks set to win his second consecutive world title.

The basic aim of the heats is 4x100m is simple. Make sure you get the baton or stick depending on what terminology you prefer around one lap safely. This is usually something easier said than done, but today the fight to win a place in Saturday s f...

Shelly-Ann Fraser-Pryce anchored Jamaica to a world-leading 41.84 in the heats of the 4x100m relay in Saturday s morning session.