Suspect in Brown University shooting and MIT professor’s killing was once a physics student

Thirty years ago, Claudio Neves Valente and Nuno F.G. Loureiro were classmates with bright futures. Both excelled in physics and made their way from their home country of Portugal to the U.S., ...

A Brilliant Student Who Vanished and Then Became a Wanted Man

The parents of the suspect in the Brown and M.I.T. killings had not seen or heard from him since he left Portugal to enroll ...