"[T]he Puerto Rico Supreme Court ... halted implementation of a teachers pension system reform as it agreed to hear a lawsuit seeking to have the reform overturned as unconstitutional. The reform, enacted December 24, is one of a series of steps the Puerto Rico government has taken in a bid to retain its investment-grade credit rating, which stands just a single notch above junk-bond status ... In halting the reform, the Supreme Court said the plaintiffs could suffer material harm from its implementation."  MORE >>