Gayrat Ahmedov to be showcased on July 23rd Shumenov-Uzelkov card LAS VEGAS  – World Boxing Association No. 9 rated light heavyweight  Gayrat Ahmedov, the reigning WBC Asian Boxing Council and Interim PABA champion, faces his stiffest test as a pro July 23 against Dallas “Deaf Pride” Vargas (22-4, 16 KOs) in a 10-round, non-title fight…