Overview
- Authorities identified the suspect as Robert Dorgan, also known as Roberta Esposito, who died of an apparent self-inflicted gunshot.
- Three victims remain hospitalized in critical condition, and police said the two other people killed were adults.
- Investigators said those shot were the suspect’s family members and a family friend.
- Gunfire erupted around 2:30 p.m. during a boys high school hockey game at Dennis M. Lynch Arena, and livestream footage shows players and spectators scrambling for cover.
- Local police are leading the investigation with ATF and FBI Boston support, have reviewed multiple videos and interviewed more than 100 witnesses, and credited a bystander with helping bring the attack to a swift end.