AdvertisementPower Problems: Puerto Rico's Electric Utility Faces Crippling DebtMay 07, 2015Greg AllenMarisa PeñalozafacebookEmailPREPA's Central Palo Seco power station in San Juan, Puerto Rico. The utility's bondholders want to raise rates. That's a challenge when the median income is about half that of Mississippi, yet the U.S. territory's energy costs are among the highest in the nation. (Reuters/Landov)