Three Latvian helicopter crewmen working for the World Food Programme in Darfur in have been released after a month in captivity, the WFP says.

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Latvian aid crew freed in Darfur

Three Latvian aid air crewmen have been kidnapped in Darfur, in Sudan.

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Aid air crew kidnapped in Darfur

Andy Murray will try to extend his winning streak to seven matches when he takes on big-hitting Latvian Ernests Gulbis in Cincinnati on Thursday.

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Murray aims to tame Gulbis power