UPDATE (Monday, May 1, 2023, 1:07 p.m.): Authorities released more details on the incident, which involved an altercation with corrections guards at the unit.
Authorities are investigating a patient's "untimely death" in the secure psychiatric unit at the state prison in Concord, New Hampshire.
The NH Department of Corrections released little information Saturday night but said the person's death remains under investigation and the agency has requested assistance from state police.
The person's name was not released.
Further information is not expected to be provided until next of kin is notified and an autopsy is completed.