An unfortunate and completely accidental fire at a nearby substation has shut down Heathrow Airport.
Disruption expected to last days.
Completely accidental / coincidental and not related to current geopolitical issues.
news.sky.com
Disruption expected to last days.
Completely accidental / coincidental and not related to current geopolitical issues.

Heathrow Airport closed after 'significant power outage' due to nearby fire
At least 1,300 flights are expected to be cancelled on Friday as a result of a "significant power outage across the airport".