Usain Bolt is relishing the chance to perform in front of a “beautiful” Olympic Stadium crowd for the second time in two days this afternoon.

Usain Bolt was upstaged by training partner Yohan Blake at the Athletissima Diamond League meeting in Lausanne last night.

Dwain Chambers admitted emotions had to be “put to one side” as he prepared to compete in his first relay for Great Britain for six years.

The United States have clinched four golds on the final day of the World Indoor Athletics Championships, a fifth was removed when the men’s 4x400m relay team was stripped of gold.

Dubliner Michelle Carey finished fifth in her heat of the 400m hurdles today at the World Track and Field Championships in Berlin, missing out on a place in the semi-final.