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Europe's air traffic control network, Eurocontrol, said all London airspace was closed Friday afternoon because of a computer failure. UK-based global air traffic management company NATS later confirmed airspace across the south of England was open but that traffic was restricted. Claudia Rebaza/CNN
A spokeswoman for London's Heathrow Airport, Marianna Panizza, told CNN: "Flights are currently experiencing delays and we will update passengers as soon as we have more information." Heathrow is one of the busiest airports in the world.
Claudia Rebaza/CNN
Claudia Rebaza/CNN
"We're restricting traffic volumes in accordance with capability we currently have in our system," NATS said via Twitter. Claudia Rebaza/CNN
Thousands of travelers heading into or out of the British capital for the weekend are likely to be delayed, as well as those on flights connecting through London airports. Claudia Rebaza/CNN
