Moscow: Russian pentathlete Alexander Kukarin has died suddenly at the age of 22, the press service of the country's pentathlon federation reported Monday. "Kukarin's death took place in one of Moscow's hotels," the report said.
"The investigation of the case is going under way. The cause of his death is currently being determined."
A resident of Saint Petersburg, Kukarin won the men's relay silver medal at this year's world championships in Berlin. He also won the bronze medal at 2015 European championship in the mixed relay.