BBC News is reporting that a 'viable bomb' has been discovered under the car of a police officer in Belfast.
The report adds that Army bomb disposal experts are in attendance at the scene in east Belfast.
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Anne Marie Morris lost the whip in July after audio footage emerged of her using the racist phrase "the real n***** in the woodpile".
Investigations into two MPs on both sides of the House are set to conclude - and both are proving tricky for their party leaders.
A trade union representative said the strike would either disrupt flights or generate substantial costs for the airline.