- London’s Heathrow Airport closes for the day after power failure NBC News
- London’s Heathrow Airport announces complete shutdown due to power outage: Live updates CNN
- Major flight disruption expected as Heathrow closes BBC.com
- London’s Heathrow Airport closed all day Friday after fire causes power outage Fox Business
- Heathrow airport closed: more than 1,000 flights affected after substation fire causes power outage – live The Guardian
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