By Hannah Spratt and Adam Evans
A 55 year old man arrested in connection with a bomb attack in Armagh which killed four people in July 1990 has been released pending a report to the PPS.
The explosion claimed the lives of three police officers and a catholic nun after a landmine was detonated on the Killyrea Road.
The suspect was detained in the city this morning.
Constable William Hanson, Reserve Constable Joshua Willis and Reserve Constable David Sterrit and Sister Catherine Dunne, were killed when a landmine located at a culvert on the Killylea Road Armagh was detonated on the 24thJuly 1990.
Another woman was also seriously injured in the blast.
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