Detectives investigating the murder of Edward Gibson in west Belfast in 2014 have arrested a woman on suspicion of conspiracy to murder and withholding information.
The 27-year-old was detained in the west of the city on Tuesday morning.
Mr Gibson, 28, was shot in the stomach and thigh in an alleyway close to Divis Tower on October 24. He was taken to hospital but did not survive his injuries.
A number of people have previously been charged in connection with the murder.