Harry Ferguson
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Former MI6 officer on hunger strike over Shaker Aamer

14 August 2013 Last updated at 16:36 BST

A former MI6 officer from Sussex is staging a hunger strike to highlight a call for the release of a British resident being held at Guantanamo Bay.

Harry Ferguson, 52, has joined the campaign to free Shaker Aamer, who has been at the US detention centre for 11 years.