CSFB CMBS Class Downgraded

Class I of Credit Suisse First Boston Mortgage Securities Corp.'s commercial mortgage pass-through certificates, series 1997-C2, has been downgraded from CCC to CC by Fitch Ratings.The ratings on nine other Fitch-rated classes in the deal were affirmed. Fitch attributed the downgrade to losses that are expected to be incurred when the trust's real estate owned is disposed of. Six loans, representing 8.3% of the pool, are in special servicing, the rating agency said.