A woman police officer was being questioned today over the shooting of a male colleague at a station in Northern Ireland.
The man is in a serious condition in hospital after being hit twice.
No-one else was injured.
The shooting happened at Newtownabbey Police Station, just outside north Belfast, shortly after 7pm last night.
An off-duty female police officer was arrested at the scene, a police spokeswoman said.
Detectives are understood to be treating it as a domestic incident.
Staff from the Northern Ireland Police Ombudsman Nuala O'Loan's Office have been alerted.
The spokeswoman added that inquiries into the circumstances surrounding the shooting were ongoing.
