Overview
- Officers were dispatched after a 911 call around 4 p.m. to the waterfront park on River Street.
- Prosecutors say the man had a knife and appeared to be in distress when confronted by police.
- An officer fired, provided first aid, and the man was taken to South Shore Hospital, where he died.
- Massachusetts State Police detectives assigned to the Norfolk District Attorney are leading the investigation, and officials report no ongoing public threat.
- Authorities have not released the names of the man or the officer, and the parking area was taped off as investigators processed the scene near park facilities.