London Assembly member John Biggs told London Tonight that one in three businesses affected by the London riots had not received insurance payments by Christmas last year.
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John, who began running for Age UK back in the 1980s when he was aged 53, has raised an incredible amount since then - more than £40,000.
It was Tom's second marathon in two weeks run in memory of his father, Martin Campbell.
Surrey Police are appealing for witnesses after the driver was seriously injured in the crash in the early hours of Saturday.