NEW YORK--(BUSINESS WIRE)--Fitch Ratings has affirmed Expedia, Inc.'s (Expedia) Issuer Default Rating (IDR) at 'BBB-'. Fitch has also affirmed Expedia's senior unsecured credit facility and senior unsecured notes at 'BBB-'. The Rating Outlook is Stable. A full list of rating actions follows at the end of this press release. KEY RATING DRIVERS Expedia's rating reflects its solid credit profile and reasonably conservative balance sheet, offset by growing competitive pressures and event risk conce