However the PSNI has now said it did not deploy a helicopter to the area.
Local Commander, Chief Superintendent Andy Freeburn has said a Police aeroplane had been deployed and after enquiries it's now emerged a private helicopter was flying in the area at the time.
He has said that if there's any truth to the claims from the CIRA then the PSNI believes this is the helicopter that was shot at.
The Chief Superintendent says "absolute disregard" has been shown for the lives of ordinary people and that Police were the intended targets makes it "no less heinous".
They've appealed to people to use alternative routes and not attempt to travel the N54 between Clones and Leggakelly.
The Wattlebridge road in Newtownbutler is also closed today.
Independent Councillor in Belturbet Brendan Fay says that the safety of all those involved in the operation, as well as of communities North and South of the border is what's important.
He told Shannonside Northern Sound that he hopes there is a satisfactory conclusion:
