Paulo Costa has responded to a callout from Bogdan Guskov. The brief post does not provide details on the nature of Costa's response or whether a fight is being pursued. Guskov had previously expressed interest in facing Costa, and this marks Costa's public acknowledgment of the challenge. Further information on Costa's stance or potential matchup details remains to be disclosed. The exchange reflects ongoing social media interactions between middleweights looking to secure high-profile bouts.
