CHICAGO--(BUSINESS WIRE)--Fitch Ratings has downgraded Bombardier Inc.'s (BBD) Issuer Default Rating (IDR) to 'B' from 'B+'. Fitch has also downgraded BBD's long-term debt and bank facility ratings to 'B'/'RR4' from 'B+'/'RR4'. The Rating Outlook is Negative. A full list of rating actions follows at the end of this release. KEY RATING DRIVERS The downgrade of BBD's ratings reflects the company's negative free cash flow (FCF), which Fitch expects will be more negative than previously estimated a