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Cloud Peak Energy Resources LLC -- Moody's downgrades Cloud Peak's PDR to D-PD following bankruptcy filings

The downgrade follows the announcement that Cloud Peak Energy Inc. and substantially all of its wholly owned domestic subsidiaries have filed voluntary petitions for reorganization under Chapter 11 of the Bankruptcy Code in the U.S. Bankruptcy Court for the District of Delaware. For ratings issued on a support provider, this announcement provides certain regulatory disclosures in relation to the credit rating action on the support provider and in relation to each particular credit rating action for securities that derive their credit ratings from the support provider's credit rating.