PROVIDENCE, R.I. — On Saturday afternoon, a tragic shooting unfolded at Brown University, taking place in an engineering building at the edge of campus adjacent to a residential area. In the hours leading to the incident, security footage revealed the movements of a person of interest, raising concerns among authorities.

The critical timeline disclosed by police and the FBI begins shortly before the shooting:

2:00 - 2:08 PM: The individual is seen in dark clothing and a mask wandering along Manning Street and onto Cooke Street, in close proximity to the university's campus.

2:08 - 2:13 PM: The person is recorded on Benevolent Street, pausing at the Rhode Island Historical Society's Aldrich House, which has multiple cameras. Investigators have stated that they are cooperating with the ongoing investigation.

2:16 - 2:18 PM: Activity intensifies around the Aldrich House. The individual is noted to turn westward on George Street, with a second person following closely behind carrying a light-colored bag, prompting further scrutiny from law enforcement.

2:20 PM: In footage from the historical site, the suspect is observed running toward Cooke Street, seemingly fleeing the area.

2:51 - 2:53 PM: The suspect is spotted retracing their steps through the same streets previously traversed, now with a bag secured over their shoulder.

2:53 PM: Footage from a vehicle captures the suspect moving toward a parking lot adjacent to the Barus and Holley engineering building, ultimately leading to the final sighting.

4:03 PM: Gunfire erupts within a classroom where students were preparing for their final exams, resulting in two fatalities and nine injuries.

4:06 PM: The suspect is seen walking calmly back through the parking lot shortly after the shooting, just as police begin to arrive.

The investigation remains active as authorities urge the public to provide any information that might assist in identifying the suspect. With heightened anxiety following this tragic event, the community is left grappling with the aftermath of the violence within their university.