Claudio Manuel Neves Valente, 48, was known in his youth in Portugal as a brilliant yet egotistical physicist, but friends say he lost his way after moving to the US and his mental health declined.

The suspected gunman behind both the deadly shooting spree at Brown University and the killing of the Massachusetts Institute ...

Investigators in the shooting that killed an Alabama college student are talking about the high tech tip that blew the case wide open. Gunman Claudio Neves Valente is believed to be the shooter at ...

More than a decade ago, a frenzied five-day search for the Boston Marathon bombers left some lessons in its aftermath.

Surveillance technology helped track the suspect in the shootings at Brown University and the slaying of an MIT professor. But it was a Reddit user who 'blew this case right open' with an ...

Forensic psychologist Danielle Rieger says the gunman in the Brown University shooting is atypical but she wasn't shocked to learn his identity.

The police chief, I’ll give some leeway since he was dealing with systemic incompetence by Brown University, which was attacked by Claudio Neves Valente, 48, a Portuguese national, on December 13.

Saturday marked one week since a deadly mass shooting at Brown University’s Barus and Holley Building, where two students were killed. With the shooter now dead, investigators have pieced together a ...

The body of the suspected shooter in the Brown University attack and the death of an MIT professor was found Thursday night.

After killing two Brown University students and an MIT professor, the investigation continues into the suspect's motive.

In the aftermath of the mass shooting at Brown University and the murder of an MIT professor, calls are growing for the ...