Overview -- U.S.-based coal producer James River Coal Co. repurchased $61 million of its debt at a discount but remains highly leveraged in our view. -- We have raised our corporate credit rating on the company to 'CCC' from 'SD' (selective default). -- We have also raised our rating on the company's 7.875% senior notes due 2019 to 'CCC+' from 'D' and raised the rating on the company's 4.5% and 3.125% convertible notes to 'CC' from 'D'. -- The negative outlook reflects ou