Brazilian middleweight Paulo Costa has responded to a challenge issued by Bogdan Guskov. The post indicates that Costa acknowledged Guskov's callout, though the specific nature of his response is not detailed. This exchange suggests potential interest in booking a fight between the two middleweights. Guskov has been actively seeking high-profile opponents, and Costa represents a significant name in the division. Further details about whether this exchange will lead to an actual bout remain limited.
