Six soldiers are taking part in a marathon 250-mile open water swim in order to raise funds for injured servicemen. They're taking it in turns to swim, round the clock, in a six-day relay at Shepperton Lake in Surrey.
One swimmer, Trooper Clifford O'Farrell, was himself severely injured in Afghanistan and is swimming as part of his rehabilitation.
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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.