Halsall through in 50m freestyle

British swimmer Francesca Halsall wins her women's 50m freestyle heat, just ahead of the world record holder Germany's Britta Steffen.

The women's 50m freestyle semi-finals take place at 2027 BST on Friday at the aquatics centre.

Click here to watch the full session on the BBC Sport Interactive Video Player.

Available to UK user's only.

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