Anyone attempting to disrupt the royal wedding on Friday will face a "robust" response, the Metropolitan Police has said.

Some 5,000 officers will be on duty to ensure the marriage of Prince William and Kate Middleton is a "safe, secure and happy event".

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Cdr Christine Jones, who will be overseeing the police operation, said there was no specific known threat.

But 60 suspected troublemakers have been banned from London on the day.

They are people who were arrested following the recent student protests and the violence during the TUC marches. They have been banned from central London as part of their bail conditions.

Six have been arrested in recent days amid fears they could be planning similar disruption and police are expected to make several more arrests in coming days.

Meanwhile, the first member of the public has begun camping out in front of Westminster Abbey.

John Loughrey, 56, began his week-long vigil on Monday night, saying he planned to stay in his position to ensure a prime spot for the event.

The world's media has also started arrive at a temporary structure outside Westminster Abbey where they will be broadcasting to an estimated global TV audience of two billion.

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