The North Circular road was closed earlier following a collision between two lorries near Hanger Lane. Access to the M40 has also been affected. These are the latest pictures from the scene.
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The 34-year-old from Coulsdon in Surrey died during the private party in Headley in the early hours of Monday, Surrey Police said.
The Home Office made the arrests at various restaurants across London on July 4.
Mayor of Newham Sir Robin Wales criticised the International Olympic Committee on the fourth anniversary of the opening ceremony.