AUSTIN--(BUSINESS WIRE)--Fitch Ratings has assigned an 'AA' rating to the following Corpus Christi, Texas bonds: --$90.2 million general improvement bonds series 2015. In addition, Fitch has affirmed the following ratings: --$366.6 million outstanding general improvement bonds at 'AA'; --$21.1 million outstanding certificates of obligation (COs) at 'AA'; --$5.7 million public property finance contractual obligations (PPFCOs) at 'AA'. The Rating Outlook is Stable. SECURITY General improvement bo