On May 24 in St. Petersburg at the fight show M-1 Challenge 92, in the main event heavyweight veteran Sergei Kharitonov won on points over Anton Vyazigin. The first five-minute session took place under the advantage of Kharitonov. In the second round Vyazigin made an unintentional poke into the eye and, as Kharitonov ceased to see with his eye, and the meeting was stopped by the doctors.