Is former UFC light heavyweight champion Tito Ortiz on the comeback trail? It certainly sounds as if he’s at least considering it. Ortiz was in Las Vegas for the UFC Fan Expo over the weekend, and perhaps he just caught the fight bug from all the excitement, but he has started tweeting some messages about a comeback. “Fighting is starting to sound fun again. #Peopleschamp #comeback #Positive body is almost healed,” he wrote on Saturday. But even after the Expo fervor died down and Ortiz had to get back into manager mode for his client Cris “Cyborg” Justino ’s upcoming Invicta FC 6 headlining bout with Marloes Coenen , he didn’t relent