Michael Phelps won his sixth gold medal at the World Championships with victory in the 100 metres butterfly today.

Britain’s swimmers celebrated in a noisy corner of the packed Rod Laver Arena in Melbourne as Kirsty Balfour delivered the team’s third medal of the World Championships with a hard-earned silver in the 200metres breaststroke.

Kirsty Balfour admits her performances at the Commonwealth Games in Melbourne will put her in the unfamiliar position of favourite for the European Championships.