Heathrow Airport closes all day over power outage – BBC.com
- Heathrow Airport closes all day over power outage BBC.com
- Heathrow Airport Will Be Closed Friday Due to Power Outage The Wall Street Journal
- Heathrow Airport in London closed after fire at nearby electrical substation USA TODAY
- Hayes fire: Heathrow airport closed after blaze at electrical substation in west London The Guardian
- London’s Heathrow Airport closes for the day after power failure NBC News