Brown University shooting: Did ‘person of interest’ Erickson serve in army? What you need to know

Benjamin Erickson, a 24-year-old former US Army infantryman, was named a person of interest in the Brown University shooting that killed two students and injured nine. He was arrested at a hotel after an 11-hour manhunt. Investigators are examining his ties to the university and potential mental health issues, though no charges have been filed.