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Detainee's parents tell of son's strength

3 November 2013 Last updated at 01:37 GMT

The parents of a London video journalist held in a Russian prison talk about their son's strength throughout his ordeal.

Kieron Bryan, from Peckham, London, was among 30 people arrested after Russian security forces boarded a Greenpeace ship on 18 September.

Ann and Andy Bryan said their son sounded strong and calm when they last spoke to him on the phone and seemed to coping as well as he could.

BBC London's Tarah Welsh reports.