Leaders like Chicago Police Commissioner Garry McCarthy and Chicago Mayor Rahm Emanuel need to figure out why murder rates in cities like New York and Los Angeles are plummeting while Chicago's continues to soar.

CNN: Chicago's violence took my dad, friends

Why is murder on a large scale treated so differently from other outrages?

CNN: Why are we still in 'Vietghanistan?'

Because of that, the appeal court will hear from lawyers on Thursday before the judges reveal why they have overturned the murder conviction.

BBC: Kimberley Hainey and son Declan

But Patricia Pearson, author of "When She was Bad: How and Why Women Get Away with Murder, " said mass killings with women as a perpetrator are rare -- and when they do happen, they typically aren't committed with guns.

CNN: STORY HIGHLIGHTS

This may explain why Ms Gu faces prosecution for murder but not, as yet, for economic crimes.

ECONOMIST: The trial of Gu Kailai

This seems partly to explain why de Silva thinks that far from there being an overarching State conspiracy to murder Finucane, in fact ministers did not know how much criminality the army agent Nelson was being allowed to engage in.

BBC: De Silva report on Finucane case turns spotlight on MI5

Watching him then, it was easy to understand why after his arrest, when it was already widely known in Hyde that he was suspected of mass murder, the walls of his surgery carried dozens of Good Luck cards.

BBC: Shipman in the dock

On Friday, John Charles Rees QC, defending Mr Richards, asked why he went to Mr Hope's home in Janner House, Richmond Road, in the hours after the murder.

BBC: Aamir Siddiqi