Andrey Koreshkov vs Gleison Tibau, Sergey Romanov vs Andre Muniz set for June 6

Kamil Gadzhiev announced two welterweight Grand Prix matchups scheduled for BetCity Fight Nights 138 in Saint Petersburg on June 6. The main bouts will feature Andrey Koreshkov taking on Gleison Tibau, and Sergey Romanov facing Andre Muniz. These fights are part of the welterweight Grand Prix tournament being held by the promotion. No additional context about the tournament structure or stakes was provided in the announcement.