A 52-year-old man has died after competing in a swimming challenge in the Lake District on Friday afternoon.
He was flown to hospital by air ambulance â€œas a result of a medical emergencyâ€ after the incident during the Great North Swim in Windemere, Cumbria Police confirmed.
The unnamed man was from Wallington, south London, the police said.
His death is not being treated as suspicious. A coroner will now investigate the death further, police added.
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