Both the WBA and WBO lightweight interim titles could be on the line when Australian Michael Katsidis(Above) (27-3, 22 KO’s) and Robert Guerrero(Below) (28-1-1, 18 KO’s) fight on April 9th on the undercard of the Marcos Maidana vs. Erik Morales bout at the MGM Grand, in Las Vegas, Nevada. It’s unclear whether WBA/WBO lightweight champion Juan Manuel Marquez will be staying at lightweight much longer because he’s talking about moving up in weight and fighting Manny Pacquiao for his WBO welterweight title. Read more: http://www.boxingnews24.com/2011/03/katsidis-guerrero-battle-it-out-on-49/#more-60779