26 December 2012
Updated at 05:00 ET Help
An encrypted World War II message found in a fire place strapped to the remains of a dead carrier pigeon remains a mystery.
Top government code breakers and people around the world have attempted to crack the code.
John Maguire reports.
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Wartime pigeon message 'cracked'
link-
http://www.bbc.co.uk/news/uk-20843647