Sporting stars hail Mo Farah's 'class performance'

Manchester United footballer Michael Carrick and former Olympic hurdler Colin Jackson have called Olympic champion Mo Farah's win at the 5,000 metre finals in the World Championships a "class performance".

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Team GB disqualified from relay

British and Northern Irish athletes have been disqualified from the 4x100m final after initially claiming bronze at the World Athletics Championships in Moscow.