Chief constable Simon Byrne's resignation announced
The Chief Constable of the Police Service of Northern Ireland (PSNI), Simon Byrne, has resigned.
The chair of the Policing Board, Deirdre Toner, relayed the news to the media in Belfast.
It came after an emergency meeting of the Policing Board, which holds the PSNI to account.
Mr Byrne had been facing calls to quit after a number of recent controversies.