Savannah Marshall wins world gold in China

British middleweight Savannah Marshall wins gold at the Women's World Boxing Championships in China.

The 21-year-old celebrates her birthday by beating Azebaijan's Elena Vystropova in the final in Qinhuangdao.

The Hartlepool fighter, who had already qualified for the British Olympic team by winning her semi-final, secures a 17-15 victory.

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