The forensic examination at the scene of a fatal stabbing in Co Offaly is expected to conclude today.
Gardaí believe the Polish victim, Grezegorz Guzik, may have taken his own life after attacking another Polish man at a house in Tullamore yesterday morning.
The other man suffered minor injuries.
There were four people in the house at the time; the two men, a woman and a three -year-old boy.
It is believed the incident may have been connected to a domestic feud.
Anyone with any information is asked to contact Tullamore Garda Station.