Roy Jones Jr. Boxing and Greg Cohen Promotions return to the city of Tucson, Arizona for a triple header LIVE on CBS Sports Network on Friday, May 20 at Casino Del Sol Resort.

On Friday, May 20, #14 WBA contender Hanzel Martinez from Tijuana, Mexico will headline the CBS Sports Network show when he takes on Isaac Nettey of Accra, Ghana for the NABA­US Super­ Bantamweight Championship.

Martinez: “I want to fight the best 122lbs fighters in the world, Carl Frampton, Scott Quigg, Hugo Ruiz, Julio Ceja and even a fight with Diego De La Hoya I'm READY! I spar with WBA Featherweight Word Champion, Leo Santa Cruz and with the proper preparation I'll be ready and prepared for any one at 122lbs”.

Opening the broadcast will be undefeated and newly signed Emmanuel “Renegade” Robles (14­0) from San Diego, CA in an 8rd super­ lightweight bout. Robles will take on a son of a Mexican legend when he squares off against “Pipino” Cuevas Jr. of Mexico City, Mexico.

Robles, once held the WBC Latino Championship and holds impressive victories over Leon Spinks III, Wilberth Lopez, Jonathan Chicas and former Cuban National Champion Yordenis Ugas.

Keith Veltre CEO of Roy Jones Jr. Boxing: “We are so excited to return back to Casino Del Sol Resort. Our last event was on Showtime back on January 22 and it was a sold out event! We had over 2,000 request and calls for more tickets after we sold out.

Our May 20th CBS Sports Network show will take place at the outdoor AVA amphitheater that holds close to 5,000 people. We expect another great turn out from the Tucson fight fans”

Tickets are on sale now at www.casinodelsol.com and start at only $15