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Two more held over murder of Roger Pratt

22 January 2014 Last updated at 09:07 GMT

Two more men have been arrested in connection with the murder of a British man on the Caribbean island of St Lucia, police have said.

Three others are still being held after Roger Pratt was killed and his wife Margaret injured when armed men boarded their yacht.

A post mortem examination has revealed he was hit over the head before drowning.

Michelle Fleury reports.