Tickets are on sale for WBC interim world super-middleweight champion Lester Martinez’s first title defense against Luka Plantic, 13-0 (10 KOs), of Zagreb, Croatia. 13-ranked Plantic, 13-0 (10 KOs), will meet in the 12-round main event of a ProBox Promotions world championship event on Saturday, August 29, at the Galen Center in Los Angeles. Tickets, starting at $50 + fees, are now available through the USC Galen Center Event Page, through ProBox TV Tickets, or 24 hours a day by phone: 1-833-550-6452. Plus, Filipino knockout artist Weljon Mindoro, 17-0-1 (16 KOs), will take on three-time world title challenger Carlos Ocampo, 38-4 (26 KOs), of Mexico. PLEASE NOTE: TICKET BUYERS FROM OUTSIDE THE UNITED STATES MUST PURCHASE THEIR TICKETS BY CALLING: (213) 740-4672.