The City of Pittsburgh has opened several locations to the public because of power outages. Hundreds of thousands of people were left without power after severe storms blew through Western Pennsylvania on Tuesday. The city said these locations can be used as a place for people to charge their electronic devices.

Red Eléctrica, Spain’s electricity grid operator, ruled out a cyberattack, human error or unusual weather. Experts say it could take weeks to determine the cause.

A widespread blackout across Spain and Portugal upended the lives of millions of people across the Iberian Peninsula

More than 200,000 customers remain without power in the Pittsburgh area after a storm brought tornado-level winds.

Severe storms rocked the Pittsburgh area on Tuesday evening, knocking out power to hundreds of thousands of homes as wind gusts up to 70 miles per hour brought down trees and prompted tornado warnings.