Flights were suspended at Glasgow Airport amid a security alert today.
Airport chiefs took took the drastic step after an incident was declared aboard an inbound Easy Jet flight from London.
Passengers were stuck on planes on the runway as emergency services rushed to the scene.
Kevin McCann was among those who took to Twitter after being stuck on the tarmac.
He posted a picture of police at the scene, saying: "Just landed in Glasgow, been stuck on the runway for almost an hour and now looks like someone has a police welcome party waiting for them when they disembark. Very Strange."
And Robin McBirnie posted: "What is the security issue right now? All flights grounded? Info please - I am stuck on the tarmac with no info."
An airport tweet explained: "The operations were temporarily suspended due to an incident declared on an inbound flight.
"Emergency services attended and operations are now returning to normal."
Police are still at the scene searching the plane.
A spokesman said: "All the passengers and crew members have disembarked from a plane which is currently being searched by police following a security alert reported by the crew of a flight at Glasgow Airport.
"Officers and the other emergency services are in attendance."
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