Re-test all London 2012 athletes - Rutherford

British Olympic long jump champion Greg Rutherford says that athletics chiefs should re-test all competitors from London 2012 for drugs, in order to help clean up the sport.

It was revealed this week that the International Olympic Committee is awaiting the results of 250 re-tests from the last Summer Olympics.

Follow live coverage of the Great CityGames in Manchester, Friday, 18:00 BST on BBC Two.

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