Who is Simon Byrne?
It was Simon Byrne's first day in the job.
He's the fifth chief constable of the Police Service of Northern Ireland - one of the toughest jobs in policing.
What else do we know about Chief Constable Byrne?
It was Simon Byrne's first day in the job.
He's the fifth chief constable of the Police Service of Northern Ireland - one of the toughest jobs in policing.
What else do we know about Chief Constable Byrne?