A 50-year-old man who was arrested in connection with the murder of County Antrim man Mark Gourley has been released from custody unconditionally.

Police investigating the disappearance of a vulnerable man seven years ago have arrested a 50-year-old man.

Detectives in the North investigating the murder of Mark Gourley who went missing from Glengormley seven years ago have arrested a 45- year-old man in the Carrickfergus area.