South Florida looks to tighten its grip on the AAC race Thursday night when the 6-2 Bulls host 4-4 UTSA at Raymond James Stadium.  USF comes in smarting from a blown 14-point fourth-quarter lead against Memphis, while UTSA rides the high of dismantling Tulane as a touchdown underdog.  The Bulls are laying around two touchdowns in this one, fueled by one of the nation’s top-scoring offenses and the chance to rebound at home.  UTSA, meanwhile, is eyeing its first road win since September and a