Moscow: Russian soccer club Lokomotiv Moscow says 18-year-old player Alexei Lomakin has died.
Lokomotiv says it "is shocked by the tragedy" of the midfielder, who played for Lokomotiv's youth team.
FC Lokomotiv is saddened to report that Loko U21 player Alexey Lomakin has died in Moscow. The investigation is on.— FC Lokomotiv Moscow (@fclokomotiv_eng) December 3, 2018
We are shocked by the tragedy. FC Lokomotiv would like to express our deepest condolences to the family and friends of Alexey. pic.twitter.com/BHhokwtsOP
The club says "details of the tragedy are being cleared up," without providing further details.
Russian media earlier reported that Lomakin's mother had reported him missing. He had been undergoing medical treatment for an injury sustained last month.