Air traffic control system for London restored, but delays expected

By Laura Smith-Spark, CNNUpdated 12th December 2014
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A computer failure at a British control center caused a standstill at London Heathrow Airport. Rene Marsh reports.
The air traffic control system controlling London airspace has been restored after a technical failure, NATS says.
Map: Airspace temporarily closed
Map: Airspace temporarily closed