Undefeated Heavyweight David Rodriguez has suffered a serious knee injury forcing him to pull out of the much anticipated match up with Heavyweight contender Manuel Quezada July 13th. Rodriguez will undergo Arthroscopy treatment comments Dr. Luis Urrea of El Paso, Texas. David has great potential returning to the ring following surgery.  Due to the injury the fight has been cancelled Zef Ramirez Comments - "I’m extremely disappointed but I know injuries occur I’m hoping for the best and after treatment we can get David back in the ring."