联邦调查人员正在搜查赵承辉的笔记和电子邮件，试图找出他为何制造如此惨烈的枪击案的原因。

Federal investigators are searching Cho's writings and emails to try and find out why he went on the shooting rampage.

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国家验尸员说赵承熙的初步解剖报告显示，他的大脑并没有出现任何异常迹象可以来解释他的狂暴。

A state medical examiner said an initial autopsy of the gunman, Cho Seung-hui, found no brain abnormalities that would explain his rampage.

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当维吉尼亚理工大学枪击犯赵承熙发布一段视频并称“是你们把我逼进角落”时，我们面对同样的决择。

We faced the same decision when Virginia Tech shooter Seung-hui Cho released a videotape in which he said, "You forced me into a corner."

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