The Police and forensics are at the scene of an incident at a house in Carrickfergus.
There is a large police presence in the area, and the house is sealed off and likely to be held overnight.
A police spokesperson has issued the following:
“Police are currently at the scene of a sudden death of a man aged in his 40s, in the Woodburn area of Carrickfergus this evening.
“A post mortem will take place to determine the cause of death. There are no further details at this stage.”