FILE - A plane takes off over a road sign near Heathrow Airport in London, June 5, 2018. (AP Photo/Kirsty Wigglesworth, File) FILE - A plane takes off over a road sign near Heathrow Airport in ...

Passengers with suitcases wait on a nearby road after an electrical substation fire knocked out power to London’s Heathrow airport on Friday, disrupting flights for hundreds of thousands of ...