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Heart's Feel Good Weekend with Sian Welby 10am - 1pm
A woman from Pimlico, who's trying to run 7 marathons on 7 continents in 7 days, is running the final leg of her challenge in London.
Marie Louise Stenild, who's raising money for the Adam Rogers Trust, will run the marathon route starting in Greenwich and is due to finish outside Buckingham Palace sometime after 6pm on Friday, November 5th.
She's already completed races in the Falklands, Chile, LA, Sydney, Singapore and Egypt.