Officials in Puerto Rico say power has been restored to 98.8% of customers after an island-wide blackout hit the U.S.

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

Power is gradually being restored across the island but widespread frustration remains over the government's management of ...

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