Japanese-Australian BMX rider, Kai Sakakibara has been placed in a medically induced coma after suffering a severe head injury during a competition, local media reported Wednesday.The 23-year-old Olympic hopeful was airlifted to Canberra Hospital and placed in a medically-induced coma after the crash at a World Cup event.A statement released by the family said his head injury will need time to settle before doctors are able to have a more accurate understanding of his condition."An operation on Sunday morning relieved some pressure on his brain and he has been placed in a medically induced …READ FULL ARTICLE