MIAMI, April 16 (UPI) -- Carlos Ulberg lost his new UFC title belt while out partying, just hours after claiming it in Miami, the light heavyweight champion said. Ulberg defeated Jiri Prochazka by knockout at UFC 327 Saturday at Kaseya Center. The 6-foot-4, 205-pound fighter fought through a right knee injury and knocked out his foe with a left hook at 3:45 in the first round to improve his record to 15-1. "I've lost the belt, bro," Ulberg told Fox Sports on Wednesday. "Initially after winning,