Paulo Costa responds to Bogdan Guskov's callout

Paulo Costa has responded to a callout from Bogdan Guskov. The post does not provide details on Costa's response or the nature of the exchange. Guskov had previously expressed interest in fighting Costa. This interaction suggests potential matchmaking interest, though no bout has been confirmed. Additional context on the fighters' positions or the specifics of the callout is not available from the brief post.