Pawlak TKOs Khalidov in final second of round four, retains middleweight title

Pawel Pawlak defeated Mamed Khalidov by TKO in the final second of the fourth round in a middleweight title bout. The victory represents Pawlak's fourth successful defense of the middleweight championship. The dramatic finish came at the very end of round four, securing Pawlak's continued reign as champion. Details about the specific promotion or additional context are limited in the original post.