Post mortems are due to take place on the bodies of two young men found dead this morning (Mon).
One was in Leitrim, the other in Sligo.
A post mortem is due to take place tomorrow on the body of a man in his 30s who was found dead in a property off the Clarion Road in Sligo town earlier today.
Gardaí attended the scene of what is believed to have been a sudden death in the apartment complex.
The scene is being preserved and the county coroner has been notified.
Meanwhile, a post mortem examination is also due to take place on the body of a man discovered in Carrick-on-Shannon, Co. Leitrim, this morning.
The body of the man, believed to be in his 20s, was discovered at the Costello Memorial Chapel in the town.