New York Federal Reserve are seeking ways to force B of A to buy back mortgage backed securities to the tune of 47 billion

According to a Bloomberg news story, PIMCO (bond fund), Blackrock (hedge fund), and the New York Federal Reserve are seeking ways to force B of A to buy back mortgage backed securities to the tune of 47 billion. Reason given; due to credit quality and the failure by Countrywide to properly service loans, they have lost value – “soured.” What else is new.