Results from XFO Rocktown Showdown 23 at the Clock Tower Resort in Rockford, Illinois on March 21, 2015. Rocktown Showdown 23 Results Gonzalo Ponce (LCCT) def. Edgar Flores (MTC) – Submission – Armbar, 2:39 of round 2. Sultan Umar (MTC) def. Kevin Tadder – TKO-Strikes, 2:58 of round 1. Nam Ho (Maximus Muay Thai) def....