World Athletics 2011: Christine Ohuruogu distraught at 400m disqualification

Olympic champion Christine Ohuruogu is disqualified from the 400m at the World Athletics Championships in Daegu after a false start in the first round.

Ohuruogu has been in poor form and was clearly nervous as she lined up for the race, but under new rules after a clear false start she was disqualified by officials.

She is still expected to run in the 400m relay.

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BBC Sport