The story of a 35 year old nursing assistant who collapsed and died following an altercation with a patient at a psychiatric hospital in Northern Ireland.

Episode 4: The Warnings

When the official inquest fails to reach a conclusion regarding Mary’s death, Norman refuses to give up.

As he continues his legal battle, Norman points to allegations of previous attacks on his wife while on duty - was enough being done to protect both staff and patients on the ward?

Readings by:

Lucy McConnell

Series produced by Nathan Edgar

Executive editor Andy Martin

A BBC Northern Ireland Production