Jacob Fatu is not 100 percent healthy as WWE Clash in Italy approaches. The Samoan Werewolf defeated Solo Sikoa in a Street Fight during a house show in Liverpool, England on Thursday night, and was seen legitimately limping around backstage after it was over. Mike Johnson of PWInsider reported earlier in the day on Friday that there was some concern within WWE that Fatu may not be cleared in time to wrestle by Sunday, when he's scheduled to face Roman Reigns in Tribal Combat for the World Heavyweight Championship. The insiders at False Finish have since provided a more positive update. "Jacob Fatu was legitimately injured yesterday at WWE Liverpool during his street fight with Solo Sikoa. The injury is said to be a back injury but WWE sources say he is expected to be okay as of now." Cory Hays of False Finish later corroborated the rest of Mike Johnson's report that the WWE creative team is exploring potential pivots, just in case Fatu isn't ready to compete against the Tribal Chief.…