Detective Chief Inspector Harry Hennigan has defended the decision by authorities to let a man out on day release from prison, who subsequently carried out a series of armed raids.
Sean Bradish was handed down two life sentences having already received one previously.
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Police are appealing for information about a man who racially abused a 23-year-old woman and then began "throwing punches in her direction".
The conmen, including a former X Factor contestant, were sentenced for the 'heartless' scam, which preyed on vulnerable people.
Police are appealing for information about two sisters aged 12 and five who went missing three days ago.