The FBI was asking for the public's help finding a man "with a stocky build" in connection with Saturday's fatal mass shooting in Providence, Rhode Island.

President Trump on Wednesday attacked Brown University over what he claimed was a lack of security cameras after the FBI faced criticism for arresting a person in connection with a fatal shooting

Ella Cook and Mukhammad Aziz Umurzokov were killed in a shooting at Brown University. School officials sent students home amid the manhunt for the shooter.

Eric O'Neill, a cybersecurity expert and former FBI operative, told Fox News Digital that Brown University would have benefited from providing their video feeds to Providence's new "real time crime center.

Follow live updates as police seek to identify masked person as manhunt enters fourth day for Brown University shooting

The effort to find a man who walked onto Brown University’s campus and shot nearly a dozen students in a crowded lecture hall has raised serious questions about the school’s security systems and the urgency of the investigation itself.

Former FBI investigator Bill Daly told Fox News Digital that Brown University's decision to send students home after the shooting creates a "challenge" for investigators.

Brown University shooting leaves two students dead as gunman remains at large. Trump calls suspect an 'animal' while FBI assists in ongoing manhunt.