Mo Farah was beaten into fourth in the men’s 1500m, just missing his own European record, as Kenya’s Asbel Kiprop won in 3:26.69, the quickest time since 2001. “One thing is clear: I will double at the world championships and let’s try for the 5000m world record in Beijing”.

“I’ve worked hard to get here; I would like to thank all the people who helped me”.

“I think Tirunesh will be happy”, she said in reference to her multi-medal winning elder sister who holds the outdoor 5000m world record.

Ethiopia’s Genzebe Dibaba wins the 1500m women’s race and sets a new world record, at the He …

The tall, lean Kenyan, also the 2008 Olympic gold medallist, clocked 3min 26.69sec – the fifth fastest 1500m ever run and also the fastest run in 14 seasons which leaves him the third fastest performer of all time.

“At the bell I knew it could be a very fast time”, said Kiprop.

Jackson, meanwhile, clocked 48.23 in the 400 hurdles, pulling away strongly to finish ahead of Poland’s Patryk Dobek, who set a personal best of 48.62, and American countryman Johnny Dutch, who clocked 48.67.

Farah was overtaken by Algerian Taoufik Makhloufi and Moroccan Abdelaati Iguider two turns from the end and finished in 3:28.93, shy of his personal best of 3:28.81.

“I will study all my races, including this one”.

Shortly after Kiprop’s outstanding performance, Tuka thrilled the crowd, winning the 800 in 1:42.51 in a close-fought finish with Nijel Amos of Botswana – the Diamond League leader – who set a season’s best 1:42.66.

A dress rehearsal for next month’s world championships in Beijing, Herculis 2015 will see the 2014 Diamond League victor Gatlin to confront the new European record holder Jimmy Vicaut of France in the men’s 100 metre, reports Xinhua.

Pole Vault’s Olympic champion Lavillenie will again test his luck in the stadium where he had previously three victories, as his best result this year came in Eugene as of 6.05m, a distance mark from his world record of 6.16m set earlier last year in Donetsk.

Further top track marks were to follow and, recovered after his fall in Lausanne, Caleb Ndiku ran a world-leading 7:35.13 for 3000m.

She surged ahead of Dafne Schippers at the line, with the Dutchwoman timed in 22.09. The 400m was won by Francena McCorory in a world-leading 49.83 as Christine Ohuruogu ran a UK-leading 50.82 in fourth.

In the first event of the meeting, USA’s Joe Kovacs managed the best throw in the world since 2003 to break the Diamond League shot put record. Another head-to-head triple jump battle saw USA’s Olympic champ Christian Taylor come out on top, his 17.75m meeting record beating Pedro Pablo Pichardo’s best mark by just two centimetres.

Russia’s world high jump champion Mariya Kuchina won with an effort of 2.00m, equaling her personal best.