Gunman’s Videos Released Following Brown University Mass Shooting
Federal prosecutors have made public the transcripts of recordings made by Claudio Manuel Neves Valente, the individual responsible for the tragic mass shooting at Brown University and the murder of an MIT professor. These revelations come as authorities continue to investigate the circumstances surrounding the Dec. 13 attacks that left two students dead and several others injured.
These developments unveil the mindset of a perpetrator whose violent actions have reignited discussions about campus safety and mental health.
Key Developments
- Authorities recovered videos from an electronic device during a search of Neves Valente’s storage unit.
- The gunman described the attacks as the result of extensive planning, spanning back multiple semesters.
- Neves Valente did not express remorse for his actions, repeatedly placing blame on the victims.
- Two students, Ella Cook, 19, and Muhammad Aziz Umurzokov, 18, were killed in the shooting, with nine others injured.
- MIT professor Nuno Loureiro was killed just two days later, although authorities have not yet established a motive for the attacks.
- The shooter’s body was found with a self-inflicted gunshot wound two days after the incidents.
Full Report
Investigation Unfolds
The U.S. Attorney’s Office for the District of Massachusetts announced the acquisition of videos recorded by Neves Valente during a search of a storage facility on Dec. 18, 2025. Authorities have described him as the “Portuguese national responsible for the senseless murders.” In the recordings, which were initially in Portuguese and later translated, Neves Valente indicated that the attacks were the culmination of six semesters of planning.
Absence of Remorse
Throughout the transcripts, Neves Valente showed no remorse for his actions. He was quoted as saying, “I am not going to apologize, because during my lifetime no one sincerely apologized to me.” He further dismissed any suggestions of mental illness as excuses, asserting his sanity. In a disturbing remark, he criticized the victims’ responses during the shooting, suggesting, “they were kind of stupid.”
Details on Victims and Aftermath
The tragic shooting on the Brown University campus resulted in the deaths of two students and injuries to nine others. The investigation into the motive for the shootings remains ongoing, with authorities stating that they will provide additional information as it becomes available. Following the shooting of Professor Loureiro, a multitude of questions regarding both campus security and the shooter’s mindset have arisen, prompting reactions from the community and the university’s administration.
Authorities’ Response
Although no ongoing public safety threat is believed to exist in relation to the shootings, the broader implications for campus safety and mental health services are under scrutiny. As the community continues to mourn the losses, discussions about potential legal repercussions and the future of campus security measures are expected to intensify.
Context & Previous Events
On Dec. 13, Brown University experienced a mass shooting that left two students dead and nine others injured. Just two days later, Nuno Loureiro, a professor at MIT, was also shot and killed. The investigation into Neves Valente’s motive for these attacks is currently ongoing, with federal authorities indicating that they are exploring various angles.








































