Four London Paralympic gamesmakers have set up a charity to help disabled athletes across the world who can't afford to buy basic kit.
The charity KitUsOut came about after they encountered two amputee runners who did not have running spikes.
The charity is supported by Paralympians Dane Sarah Storey and Ellie Simmonds.
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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.