In the US, investigations are continuing after a flight from Ireland was forced to land following a hoax bomb threat.
The FBI says the US Airways Flight from Shannon Airport landed in Philadelphia when a phone call in relation to the supposed threat was received.
171 passengers and crew were on board the flight at the time - they were re-screened by police authorities on the runway before the all-clear was given by authorities.
Philadelphia Police Chief Inspector Joseph Sullivan explained the situation:
The FBI said this morning that the investigation is continuing.
Robin Culverwell from KYR Radio Philadelphia spoke to Newstalk's Breakfast earlier:
This TV report about a previous incident demonstrates how seriously US authorities take such threats: