NEW YORK--(BUSINESS WIRE)--Fitch Ratings has downgraded two classes and removed one from Rating Watch Negative and affirmed 12 classes of Banc of America Commercial Mortgage Inc. commercial mortgage pass-through certificates, series 2005-1. A detailed list of rating actions follows at the end of this press release. KEY RATING DRIVERS The downgrades reflect Fitch's estimated loss expectations, along with the uncertainty of ultimate resolution of the two largest assets in the pool that are also s