Puerto Rico's hurricane-battered power grid has suffered compounding crises including hurricanes and financial problems.

Puerto Rico is home to plants that contribute to nearly 20% of the United States' pharma exports -- a result of decades-old federal tax incentives that brought manufacturing to the island in droves.

An island-wide blackout hit Puerto Rico this week, leaving 1.4 million customers without power and more than 400,000 without water ...

April 16 (UPI) --Every power-generation facility in Puerto Rico unexpectedly went offline ... entire island due to all of the power generation plants unexpectedly going offline," officials for ...

A major power outage hit Puerto Rico on Wednesday after all of the island’s power plants went offline, according to Genera Puerto Rico, the private company that generates most of the island’s ...

A power blackout hit all of Puerto Rico on Wednesday as the heavily Catholic U.S. territory prepared to celebrate the Easter ...