A plane heading for Glasgow has performed a mid-air U-turn after transmitting an emergency signal shortly after departing.
The Flybe flight, operated by Swift Air, departed Birmingham Airport on the evening of Monday August 15, Birmingham Live reports.
However, automated online systems soon kicked into gear at 6.56pm after a 7700 "squawk" signal indicated a general emergency.
The message was first received while the plane flew over Otherton in Penkridge, Stafford, at which point it turned around mid-air.
The aircraft then landed at Birmingham Airport at around 6.10pm - 25 minutes after take-off. It is not clear why this was the case.
Glasgow Airport's arrivals board had the flight scheduled to arrive at 7.25pm, but the expected arrival time was listed as 9pm.
Flightradar24 shows that the plane took off again ay 8.18pm and landed in Glasgow exactly one hour later.
Website, Planefinder, had previously read: "The flight you're trying to view has landed or is out of range of our tracking network."
Birmingham Live have contacted NATS, the UK's leading provider of air traffic control services. A spokesperson said it could not help.
According to the Express, the 7700 squawk code is designed to immediately alert Air Traffic Control to an aircraft which is in distress.
It can often be used to indicate a technical or engineering issue with the aircraft.
The code means all air traffic control facilities in the area are immediately alerted to the fact the aircraft has an emergency situation.
It is then up to the crew to let Air Traffic Control know what the exact situation is.
A spokesperson for Glasgow Airport said it was aware a plane had not completed its journey.
They said: "We're aware an aircraft departed from Birmingham and then returned.
"You would need to speak to the operator to find out why."
Airport bosses and Flybe have both been contacted for further information.
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