Security expert Will Geddes says that the public shouldn't be too alarmed by the fact that a known terror suspect has entered the Olympic Park.
Instead, he says we should take comfort from the fact that the security services were able to track his movements.
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The mayor went on a walkabout at a farmers market in Bedford and signed copies of his new book in a local book store.
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The actor received the award at Guildhall in recognition of his work for gay rights.