Events leading to the killings of Brown University students and MIT professor spanned decades

The discovery of the body of Claudio Neves Valente in a New Hampshire storage facility Thursday night capped days of terror following two deadly shootings on major university campuses. But the story, investigators say, began decades earlier.

​ The discovery of the body of Claudio Neves Valente in a New Hampshire storage facility Thursday night capped days of terror following two deadly shootings on major university campuses. But the story, investigators say, began decades earlier. Read More Breaking News, Latest News and Videos | CNN