London — The sudden, full-day closure of London's Heathrow Airport on Friday caused by a fire in a nearby electrical substation threw the travel plans of an estimated 200,000 people into disarray.

A major power outage caused by a fire forces London’s Heathrow airport to shut down, disrupting over 1,300 flights and ...

Although the capital’s premier hub has come a long way since the days of “Heathrow Hell” a decade ... are a real possibility That is one area where the decades of delay may actually prove ...