Cheltenham Festival-winning jockey Tom O’Brien dies aged 39 as tributes pour in

Cheltenham Festival-winning jockey Tom O'Brien has died at the age of 39, prompting an outpouring of tributes from the horseracing world. O'Brien was a notable figure in the sport, having achieved success at the prestigious Cheltenham Festival during his career as a jockey. The horseracing community is mourning his passing, though specific details about the cause of death were not provided in the report.