Puerto Rico suffered the latest in a string of widespread power outages on New Year’s Eve due to the failure in an underground cable that had long been out of order, according to Luma Energy, the company in charge of Puerto Rico's power transmission and distribution system. Juan Rodríguez, vice president of capital projects at Luma Energy, said that the cable is so old the company that manufactured it closed its doors 25 years ago, Puerto Rican national newspaper El Nuevo Día reported. He added that they are still investigating how exactly that cable triggered the blackout. Half of Puerto Rico remained in the dark on New Year's Day, drawing frustration and ire from residents as it coincided with a new increase in the price of electricity attributed to rising fuel costs. Great challenges remain ahead as officials in Puerto Rico struggle to simultaneously coordinate short-term repairs to stabilize power services with the grid's long-term reconstruction and a transition to renewable en...