Khamzat Chimaev faced his first professional loss at UFC 328, where Sean Strickland edged him out by split decision to reclaim the UFC middleweight title. The fight was highly competitive, with two judges scoring it 48-47 for Strickland and one for Chimaev. Chimaev started strong, securing an early takedown, but as the fight progressed, Strickland adapted, defending against Chimaev's grappling and engaging in striking exchanges. Chimaev's performance was hampered by a difficult weight cut, reportedly losing more than 45 pounds to meet the 185-pound limit. After the bout, Chimaev expressed his desire for a rematch with Strickland on social media. Meanwhile, Jiri Prochazka commented on Chimaev's contrasting behavior before and after the fight, highlighting the need for fighters to maintain authenticity in their conduct.