The British backstroker has shattered the world record of 24.80 held by Thomas Rupprath; Gregor Tait sets Commonwealth record of 1:56.84 in 200m backstroke

More giant leaps for swimmers in the Speedo LZR Racer as British medley record falls by more than 2secs and Kerri-Anne Payne, 10km challenger, lops 5sec off best for a 2:12; Haywood sets British record of 1:07.56 100m breaststroke; Halsall 24.72 on 50 fre

The Blade is a cut above the rest at South African Olympic trials; Cameron van der Burgh set an African record of 1:01.04 in the 100m breaststroke

Keri-Leigh Shaw has tested positive for the substances Clenbuterol (Class S.1.2 Other Anabolic Agents) and Ephedrine (Class S.6 Stimulants)

Brian Johns qualifies for his third Olympics, while newcomers Alexa Komarnycky, Mathieu Bois and Ryan Cochrane earn first Olympic berths

The Irish swimmer is under investigation for an adverse anti-doping finding that is believed to involve a substance found in a cold remedy

200m medley: James Goddard 1:57.72; Liam Tancock 1:57.92. 400m freestyle: Rebecca Adlington: 4:04.50

Liu Zige, of Shanghai, goes 2:07.76, ahead of Jiao Liuyang, Guangzhou Military Region, on 2:08.84, with three others under 2:10; World silver medallist Wu Peng, Zhejiang, went slower in the final, with 1:55.19 after a 1:54.82 China record in heats

Tait sets British record 1:59.15; Goddard breaks it and the Commonwealth record in 1:58.43 next heat; before backstroke sprinter lays down the law; Spofforth joins sub-minute backstroke club; Adlington 4:04.91 400m free

Italy has followed Canada's example; Speedo pledge to make LZR Racer available to 'all' at world s/c champs in Manchester next week