Disruption at Heathrow Airport as control tower evacuated

The fire alarm on the airfield meant several flights were unable to land or take-off from the airport on Wednesday.

Flights were forced to divert to Gatwick and Stansted airports, while some had to return to their original destinations after take-off.

Heathrow Airport said the alarm had been investigated, and “operations” had resumed.

A spokeswoman for the National Air Traffic Services said “the control tower had been evacuated” after an alarm was triggered.

Passengers tweeted about being stuck on planes because of the delays.

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Source:  BBC News