DUBAI: The Professional Fighters League returned to Dubai for a fourth time as PFL Dubai at the Coca-Cola Arena, with spectators witnessing No.3-ranked Sergei Bilostenniy (16-4) take the PFL heavyweight world championship from Vadim Nemkov (20-3) with a hard-fought unanimous decision. The former training partners had to put their friendship aside for this all-Russian clash where everything was at stake. Bilostenniy survived an early submission scare before using his striking to pick apart and ou