Two elite Northeast establishments of upper training have been rocked by horrific acts of gun violence, simply days aside.
Within the first incident, two people were killed and 9 have been injured in a mass taking pictures at Brown College, when a gunman opened hearth on the Rhode Island campus, officers mentioned. An individual of curiosity seen within the space earlier than the taking pictures is being sought, authorities mentioned.
Two days later, some 50 miles away in neighboring Massachusetts, an esteemed professor on the Massachusetts Institute of Expertise was killed in a taking pictures at his house, officers mentioned.
No arrests have been made or alleged motives introduced in both case. Although the 2 surprising incidents may be linked, a number of sources briefed on the investigation inform ABC Information.
Here is how the tragic shootings unfolded.
Dec. 13
An individual of curiosity sought within the Brown taking pictures is seen in surveillance footage strolling by means of a residential neighborhood close to the Windfall campus, starting round 2 p.m., in pictures and pictures launched by the FBI. However police have mentioned they imagine he had been across the Brown campus as early as 10 a.m. that day “casing out the realm.” The person is seen dressed from head to toe in darkish clothes, together with carrying a surgical masks over his face.
An FBI Proof Response Group searches the grounds across the website of the Brown College taking pictures, because the manhunt continues for the gunman, in Windfall, Rhode Island, December 15, 2025.
Brian Snyder/Reuters
The taking pictures at Brown occurrs at 4:03 p.m. in a lecture corridor within the college’s Barus & Holley Engineering constructing throughout a ultimate examination evaluation, in accordance with authorities and college officers.
Simply after the taking pictures, a safety video captures the individual of curiosity rising onto Hope Road from what investigators described as “lot 42” on the Brown campus.
The final video within the FBI’s timeline reveals the person strolling north on Hope Road at 4:07 p.m.
Dec. 14
A person initially considered an individual of curiosity within the Brown taking pictures is detained at about 3:45 a.m. at a Hampton Inn in Coventry, Windfall, in accordance with legislation enforcement sources and police, although that particular person is released hours later with out being charged.
Rhode Island Legal professional Basic Peter Neronha says throughout a late-night press convention that there had been proof pointing to this particular person, however that proof “now factors in a unique path.”
Dec. 15
Authorities launch new images and video of the individual of curiosity within the mass taking pictures at Brown and the FBI announces it’s providing a reward of as much as $50,000 for info resulting in the identification, arrest and conviction of the person accountable.

A picture posted to FBI Director Kash Patel’s X account and proven at a press convention reveals an individual described as an unknown suspect within the Brown College taking pictures, because the seek for the shooter continues, in Windfall, Rhode Island, Dec. 15, 2025.
FBI through Reuters

New safety video launched by the Windfall, R.I., Police Division, December 15, 2025, captured an individual of curiosity within the mass taking pictures at Brown College strolling close to the campus.
Windfall Police Division
That night time, authorities reply to a residence in Brookline, Massachusetts, after receiving a report of a man shot at his home, in accordance with the Norfolk County District Legal professional’s Workplace.

An MIT professor was fatally shot at his house on Gibbs Road in Brookline, Mass., on Dec. 15, 2025.
WCVB
The sufferer is recognized by the workplace as 47-year-old Nuno Loureiro, a Portugal native who’s a college member in MIT’s departments of Nuclear Science & Engineering and Physics and the director of MIT’s Plasma Science and Fusion Heart.

Nuno F.G. Loureiro, a professor on the Massachusetts Institute of Expertise, has been recognized as the person fatally shot at a house in Brookline on Dec. 15, 2025.
MIT
Dec. 16
Loureiro is pronounced useless at an space hospital within the morning, in accordance with the Norfolk District Legal professional’s Workplace.
Authorities release a brand new picture and enhanced video of the individual of curiosity sought within the Brown taking pictures.

The Windfall Police have launched a brand new picture of the individual of curiosity within the taking pictures at Brown College.
Windfall Police Division
Dec. 17
Windfall police announce they’re searching for the general public’s assist in figuring out and chatting with a person “who was in proximity of the individual of curiosity” within the Brown taking pictures. Police launch pictures of the unknown particular person.

Investigators are asking for the general public’s assist in figuring out and chatting with the person proven on this photograph, who was in proximity of the individual of curiosity.
Windfall Police Division

Investigators are asking for the general public’s assist in figuring out and chatting with the person proven on this photograph, who was in proximity of the individual of curiosity.
Windfall Police Division
Dec. 18
The mass taking pictures at Brown and the lethal taking pictures of Loureiro could also be linked, a number of sources briefed on the investigation inform ABC Information.
The details about a attainable connection between the 2 incidents was developed within the final 24 hours as detectives engaged on each instances in contrast notes, the sources say.
Legislation enforcement officers determine a attainable suspect in reference to the Brown taking pictures and difficulty a warrant for the person’s arrest, a number of sources inform ABC Information.
ABC Information’ Josh Margolin, Aaron Katersky and Invoice Hutchinson contributed to this report.
