BRITISH GAS SWIMMING CHAMPIONSHIPS Venue:
Ponds Forge, Sheffield
Listen live from 1750-2000 GMT on BBC Radio 5 Live Sports Extra, Monday to Thursday and the BBC Sport website on Friday
Highlights - Jackson beats Adlington to claim World Record
Jo Jackson beat Olympic gold medallist Rebecca Adlington to win the 400m freestyle in a new world record time at the British Swimming Championships.
The Yorkshire swimmer set the new mark of 4:00.66 to pip her rival who also broke Federica Pellegrini's previous world best by finishing in 4:00.89.
"I'd been swimming well in training - to get a world record has blown me away," Jackson told BBC Radio 5 Live.
Wales' David Davies broke the British men's 400m free record to win gold.
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