The fire was reportedly sparked when a transformer - a device that transfers electrical energy through circuits - caught fire ...

Watch a live aerial view from a west London substation after a major fire forced Heathrow Airport to close on Friday (21 ...

Watch a live aerial view from a west London substation after a major fire forced Heathrow Airport to close on Friday (21 March). At least 70 firefighters and 10 fire engines have been deployed to ...

Watch a live aerial view from a west London substation after a major fire forced Heathrow Airport to close on Friday (21 March). At least 70 firefighters and 10 fire engines have been deployed to ...