CHICAGO--(BUSINESS WIRE)--Fitch Ratings has affirmed the existing 'A+' rating on City of Laredo, TX's approximately $41 million senior toll system revenue bonds and revenue refunding bonds. The Rating Outlook is Stable. Laredo also has an additional $9.6 million in senior revenue bonds and $16.9 million in subordinate revenue bonds that Fitch does not rate. RATING RATIONALE The 'A+' rating on Laredo's International Toll Bridge System (the system) reflects its status as a vital international tra