Welsh hurdler and captain of Team GB for the London 2012 Olympics, Dai Greene, has tweeted ahead of a victory parade in Wales:
About to head out to see the crowds down Cardiff Bay, they've been waiting patiently
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The report also said that many graduates do not even see a 'earnings premium' from their years at university.
The country's counter-terrorism forces have regained control of the facility.
The commissioner of the Metropolitan Police has said he cannot promise the public an attack will not take place.