By Richard O'Reilly
Michael Conlan fights his fourth professional bout in Arizona tonight.
Conlan has won his opening three fights, last time out beating Jarrett Owen with a third round TKO.
The Belfast man takes on the, also unbeaten Kenny Guzman in Tuscon.
The 30 year old Guzman last fought in April of this year, outpointing Canadian Roxie Lam.