Three PSNI officers have been disciplined after the Police Ombudsman uncovered failings in an investigation into a man caught with more than one million indecent images of children.
Simon Hosick was behind one of the largest collections of child sex abuse images ever uncovered in the UK.
He was jailed for a year in 2015 after admitting making and possessing indecent images of children
The Chief Constable referred the matter to the Ombudsman for closer scrutiny and that probe revealed a number of shortcomings in the original investigation.
UTV correspondent Sharon O'Neill reports.