Britain's Christine Ohuruogu won the World Championship 400 metre final by four thousandths of a second.
An official handout photo shows Ohuruogu (right) as she crosses the finish line ahead of Botswana's Amantle Montsho (2nd right) to win gold.
Six years after winning her first world crown, the British athlete recovered from a terrible start to surge down the home straight and pip reigning champion Amantle Montsho to the line.
Mo Farah is hailed as Britain's greatest ever athlete after repeating his Olympic success with a double victory at the World Championships.
He won two Olympic gold medals last year and has already won gold this year in the 10,000 metres but is he the greatest of all time?