The sister of Claire Squires has spoke about why they held a charity fun day in her memory today.
Claire, from North Kilworth in Leicestershire, died while running the London Marathon. She collapsed a mile from the finish line. She'd been raising money for the Samaritans.
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It will be hot with sunny spells today and feeling humid. Thundery showers are possible later.
Expected to be largely fine and hot but with isolated thunderstorms
Health professionals are advising people to take extra care in hot weather.