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London Olympic rings unveiled

London 2012 chairman Lord Coe and mayor Boris Johnson were among the VIPs who watched as 25 metre wide and 11.5 metre tall Olympic were lowered into place on Tower Bridge.

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Boris vows transport will 'cope very well' during Olympics

London Mayor Boris Johnson vowed that London transport will "cope very well" during the Olympic Games.

Speaking on a boat on the River Thames after the Olympic rings were lowered into place on Tower Bridge, Mr Johnson said: "I'm convinced that we have done everything that we can.

"The venues are ready, they are under budget, the Park is looking fantastic already, the policing situation is great, you've got all the security in place, the transport network has had masses of investment and I know that it's going to cope very well."

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