Professor Nuno Loureiro, director of MIT's Plasma Science and Fusion Center, was fatally shot. His work on clean fusion energy promised to disrupt the trillion-dollar fossil fuel industry. Read the full investigation.
Investigators believe a decades-old grudge over a failed scientific career motivated the suspect in the Brown University and MIT shootings. Read the full story on the tragic multi-day spree.
Claudio Neves Valente, suspect in Brown University and MIT shootings, died by suicide two days before police found him. Investigation reveals meticulous planning. Read the full story.
A close friend of the Brown University gunman describes his 'darker side,' including bullying and calling a classmate his 'slave.' Read the full investigation into the tragic shootings.
An MIT professor was killed in a shooting at Brown University. Police are investigating the motive behind the attack. Read the latest updates on this tragic incident.
A homeless man's chilling encounters with Claudio Neves Valente and his crucial Reddit tip provided the breakthrough in the Brown University and MIT professor shootings. Read the full story.
How an anonymous Reddit user's tip led the FBI to identify the suspect in the Brown University and MIT killings. Discover the crucial details that cracked the case.
Witnesses report the Brown University gunman made a strange 'barking noise' before opening fire. The suspect, a former student, was later found dead. Read the full investigation details.
Investigators reveal the gunman who killed two Brown University students and an MIT professor was a former classmate. The motive remains a mystery after the suspect's suicide.
President Trump suspends the DV1 visa lottery after a suspect in Brown University and MIT killings entered the US through it. Homeland Security Secretary Kristi Noem announces immediate pause.
Police reveal the gunman who killed two Brown University students is suspected of murdering an MIT professor. The suspect, a former student, was found dead in New Hampshire. Read the full investigation details.
Claudio Neves Valente, suspected of killing two Brown students and an MIT professor, was found dead in New Hampshire. Read the full story on the manhunt and investigation.
The suspect in last weekend's Brown University mass shooting and the killing of an MIT professor has been found dead. Read the latest on the investigation and the victims.
An anonymous tipster known only as 'John' provided key details that led police to identify the suspect in the Brown University and MIT shootings. Discover how his information broke the case.
Claudio Neves Valente, suspected of killing two students at Brown University and an MIT professor, was found dead from a self-inflicted gunshot wound. Read the latest on the investigation and the victims.
Authorities investigate a potential connection between the Brown University mass shooting and the killing of an MIT professor. A person of interest is sought as frustration mounts in Providence.
Police investigate a potential link between the Brown University shooting that killed two students and the fatal shooting of an MIT professor days later. Follow for breaking updates.
MIT nuclear fusion expert Nuno Loureiro, 47, was shot dead at his Boston home. Israeli sources allege Iranian involvement, raising international tensions. Read the latest.
Beloved MIT professor Nuno Loureiro, 47, was fatally shot at his Brookline home. The gunman remains unidentified, sparking fear in the community. Read the latest on the investigation.
MIT professor and fusion energy leader Nuno Loureiro, 47, was gunned down at his Brookline home. Police have launched a homicide investigation with no suspects in custody. Read the latest.
MIT professor Nuno Loureiro, director of the Plasma Science and Fusion Center, has died after being shot multiple times. Police are investigating his death as a homicide.
MIT professor Nuno Loureiro was fatally shot at his Brookline home. Authorities confirm no suspect is in custody as the homicide investigation continues. Read the latest updates.
Meteorologists warn of a brutal winter ahead for the US, with a polar vortex delivering three severe cold surges. Could this be a repeat of the infamous 2013 'Snowpocalypse'?
Ten people have been shot dead and more than ten injured in a mass shooting at Saulsville Hostel in Atteridgeville, west of Pretoria. Police are on the scene.
Four people are dead and ten injured after a targeted shooting at a child's birthday party in Stockton, California. Police are hunting for the suspect. Get the latest updates.
Tragic mass shooting at Stockton house party leaves one dead and seven injured. Police hunt for multiple suspects as community reels from the violence.
Tragic mass shooting at California birthday party leaves four dead and six injured. Police hunt for suspects as community reels from gun violence.
Four people were killed and 14 wounded in a mass shooting at a child's birthday party in California. Police believe it was a targeted attack. Contact authorities with information.
Four people were killed and ten wounded in a targeted shooting at a Stockton, California banquet hall. Authorities are pleading for information to find the suspect.
At least four people were killed and ten injured in a shooting at a family gathering in Stockton, California. The suspect remains at large. Read the latest updates.