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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London Underground's offer was conditional on unions responding by 6.30pm tonight.
Luke Gutteridge was taken to court after dropping a piece of fruit the size of a 10 pence coin.
The offer includes a 2% rise this year and £2,000 for drivers on the new all-night service.