London's Heathrow Airport closed Friday due to power outage from nearby fire

London's Heathrow Airport was closed Friday after experiencing a "significant power outage" due to a fire at an electrical substation supplying the airport.

London's Heathrow Airport closed Friday due to power outage from nearby fire
London's Heathrow Airport was closed Friday after experiencing a "significant power outage" due to a fire at an electrical substation supplying the airport.