Paulo Costa responds to Bogdan Guskov callout

Brazilian middleweight Paulo Costa has responded to a callout from Russian light heavyweight Bogdan Guskov. The response suggests Costa is acknowledging Guskov's challenge, though the post does not provide details on whether Costa has accepted the fight or what his specific reply entailed. Guskov has been vocal about wanting to face established names in the UFC middleweight and light heavyweight divisions. Costa, a former title challenger, remains a high-profile target for up-and-coming fighters. Further details on the exchange or potential matchup have not been disclosed.