By Reynaldo Sanchez

DEERFIELD BEACH, Fla. - Hosted by his promoter Curtis "50 Cent" Jackson, undefeated multiple world champion Yuriorkis "The Cyclone of Guantanamo" Gamboa (23-0, 16 KOs) held an open media workout today at Iron Mike Promotions Gym to promote Gamboa's June 28 world title fight against World Boxing Organization (WBO) lightweight champion Terence Crawford (23-0, 16 KOs). Promoted by Top Rank, in association with SMS Promotions, PS4 and Tecate, Crawford vs. Gamboa will be the 12-round main event, airing live on HBO Boxing After Dark, starting at 10:00 p.m. ET/PT, from Century Link Center in Omaha, Nebraska.