Key Highlights
- The shooting at Brown University resulted in 2 deaths and 9 injuries.
- Enhanced video shows a stocky, masked individual behaving suspiciously before the attack.
- The video was recorded on the East Side of Providence, two hours prior to the shooting.
- Authorities are asking the public to observe the person's gait and body language.
- The FBI is offering a $50,000 reward for information leading to an arrest.
