Ever since, scientists have looked for the roots of serial murder in the brain's physical state.

从那以后，科学家们就开始到大脑状态中去寻找连环杀手的根源。

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Conan also thought of the serial murder case still suspending and thought the two men were murderers.

柯南也想到了还没有破案的连续杀人事件，认为那两个人就是凶手。

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Synopsis: In the sleepy town of Riverton, legend tells of a serial killer who swore he would return to murder the seven children born the night he died.

剧情简介：在里弗顿这个冷清的小镇上流传着一个传说：一个连环杀手在他死的那晚发誓，要回来杀掉他死的那晚上所出生的七个小孩。

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Ultimately, the authorities concluded that Willingham was a man without a conscience whose serial crimes had climaxed, almost inexorably, in murder.

NEWYORKER: Trial by Fire

The Homicide Review Advisory Group said a so-called mercy killing attracted the same mandatory life penalty as serial killings and it said it wanted sentencing for murder to be discretionary.

BBC: Murder: Life sentence unjust, says lawyers' group

Earlier the Homicide Review Advisory Group said a so-called mercy killing attracted the same mandatory life penalty as serial killings and it said it wanted sentencing for murder to be discretionary.

BBC: Lord Chief Justice urges free vote on murder reform