Russian modern pentathlete Alexander Kukarin has passed away after suffering a suspected heart attack.
The 22-year-old won the silver medal at this year's World Championship.
He passed away while staying at a hotel in Moscow, where he was found on Thursday.
"An unexpected cardiac arrest is our initial diagnosis. The autopsy and final results will be ready in one and a half to two months," said the Russian Modern Pentathlon Federation.
Download the brand new OffTheBall App in the Play Store & App Store right now! We've got you covered!
Subscribe to OffTheBall's YouTube channel for more videos, like us on Facebook or follow us on Twitter for the latest sporting news and content.
