LONDON -- London ... traveling through the airport. "Power supplies have been restored to all customers connected to our North Hyde substation, including Heathrow, allowing operations to resume ...

Heathrow Airport in London, one of the world's busiest airports ... emergency personnel were responding to a fire at the North Hyde substation and that the site had been evacuated.

Firefighters wait at the area around the North Hyde electrical substation, which caught fire Thursday night and lead to a closure of Heathrow Airport in London, Friday, March 21, 2025.(AP Photo ...

Firefighters wait at the area around the North Hyde electrical substation, which caught fire on Thursday night and led to a closure of Heathrow airport in London, on Friday, March 21, 2025 [Kirsty ...