A 48-year-old man arrested in connection with the fatal stabbing of a man at his home in east Belfast was released without charge this afternoon.
Earlier, a woman who was also being questioned in connection with the death of Mr Arthur Berryman was freed without being charged.
Mr Berryman (46) died after an attack by a masked man on October 31st in which his wife suffered minor injuries.
The Police Service of Northern Ireland has begun a murder inquiry.