Paulo Costa responds to callout from Bogdan Guskov

Brazilian middleweight Paulo Costa has responded to a callout from Russian light heavyweight Bogdan Guskov. The post does not provide details on the nature of Costa's response or whether he accepted the challenge. Guskov has been vocal about wanting to face Costa, viewing it as a marquee matchup. Costa's response suggests the back-and-forth between the two fighters continues on social media. Further developments on whether this potential bout materializes remain to be seen.