NEW YORK--(BUSINESS WIRE)--Fitch Ratings has placed 57 tranches from 23 trusts of U.S. Federal Family Education Loan Program (FFELP) student loan ABS on Rating Watch Negative. Approximately $8 billion FFELP bonds are at risk. A full list of ratings follows at the end of this press release. The rating actions are based on analysis conducted by Fitch that identified trusts with tranches that have heightened risk of missing legal final maturity dates based on principal repayment to date. The trans