Doctors believe Callum Bryan, who's from Great Barr in Birmingham, had the heart attack after being scared during a thunderstorm.
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The OVO Energy Women's Tour race brought a £1.75 million boost to Northamptonshire's economy this summer.
After a frosty start, the day will brighten up with some sunny spells but remaining cold throughout.
A cold start to the day will start to brighten up with some sunny spells.