Detectives investigating the murder of a Dublin man arrested a suspect this morning.
The man (25) was detained this morning in connection with the murder of Derek Duffy in Finglas on September 23rd. He is being held at Finglas Garda station.
Mr Duffy (37) was shot five times in the head as he sat in the passenger seat of his car at Casement Park. His death is believed to be drug-related.