A professional world championship boxing bout took an unruly turn when a violent mass brawl erupted inside the ring. Turkey's Emirkhan Kalkhan and Russia's Sergei Gorokhov met at the Besirli Sports Hall in a showdown for the UBO world championship. However, tensions boiled over after the second round, after Gorokhov secured a stoppage win over his opponent on the night. The boxer was elated as he celebrated with his cornermen before walking over to Kalkhan to seemingly check in on his opponent.