A massive power outage appears to have affected large portions of Spain and Portugal Monday.

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today ... Spain’s power grid lost 15 gigawatts, the equivalent of 60% of its national demand ...

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Heathrow airport said an interim report into a power outage which caused its closure for most of a day “raises important questions”. No flights operated at the west London airport until about 6pm on ...