'Mad' Frankie Fraser has died in hospital aged 90. Fraser spent 42 years in prison and fell critically ill after undergoing surgery on his leg last week.
The City of London and Metropolitan Police Service have both been found to be good at reducing and preventing crime in the annual report by Her Majesty's Inspectorate of Constabulary.
But inspectors have warned over the use of outdated methods of investigation in tackling crime in the modern world.
A report by the National Audit Office has found that media stories on the death of Baby Peter led to a rapid rise in the number of children being taken into care.
Coverage following the toddler's death at the hands of his mother and her boyfriend is thought to be one of the main factors contributing to the numbers of children in care reaching their highest level for 20 years.
The report found that the demand for care is increasing and varies significantly across England. More than 68,000 children were being looked after by local authorities at the end of March 2013.
South London gangland boss Eddie Richardson, who described Fraser as an "old acquaintance", said:
Notorious gangster 'Mad' Frankie Fraser has died aged 90. Fraser had been kept alive on a life-support machine following a hip operation last week.
Fraser, from south London was part of a gang who were arch rivals to the infamous Kray twins.
A man has been arrested on suspicion of attempted murder after attacking a woman in the street while she worked on an initiative to tackle prostitution.
Police were called to Ilford in east London, at around 10.45pm last night. They found a man armed with a knife. An officer fired a Taser before he was detained. A bag of weapons was recovered nearby.
The victim, 45, suffered knife wounds to her head and back. Her injuries are not thought to be life-threatening.
No one else was hurt. A 43-year-old man was arrested on suspicion of attempted murder.