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Security stepped up at airports Security stepped up at airports
(about 21 hours later)
Security has been stepped up at Northern Ireland's main airports in the wake of an incident at Glasgow airport. Security has been stepped up at Northern Ireland's main airports in the wake of an attack on Glasgow airport.
A burning car crashed into the front of the main terminal building at Glasgow. All flights have been suspended. A burning car crashed into the front of the main terminal building at Glasgow on Saturday afternoon.
Belfast International Airport said two extra police vehicles had been drafted in and patrolling by airport police had been intensified.Belfast International Airport said two extra police vehicles had been drafted in and patrolling by airport police had been intensified.
The George Best Belfast City Airport said security had been increased as a precaution. The airport remains open. The George Best Belfast City Airport said security had been increased as a precaution. That airport remains open.
Two people have been arrested following the incident in Glasgow. Police are now holding four people following the Glasgow attack.
It is being linked to the discovery of two car bombs in London's West End.
A burning car crashed into the airport at GlasgowA burning car crashed into the airport at Glasgow
The UK has moved to its highest level of terror alert - critical.
Two men were arrested, one who is in hospital with severe burns, after Saturday's attack, and two arrests were made on the M6 in Cheshire overnight.
Eyewitnesses have described a Jeep Cherokee being driven at speed towards the building with flames coming out from underneath.Eyewitnesses have described a Jeep Cherokee being driven at speed towards the building with flames coming out from underneath.
They have also described seeing two men, one of whom was on fire, who had been in the car.They have also described seeing two men, one of whom was on fire, who had been in the car.
The airport has been evacuated and all flights suspended following the incident at 1515 BST.
A Whitehall spokesman said the incident was not being treated as a national security threat.