ombudsman

The Police Ombudsman’s office will inform them of its conclusions on Tuesday.

The ombudsman’s investigation, which began in March 2021, resulted in a file of 1,400 pages being sent to the PSNI.

It is understood a number of further complaints related to the case have been made to the ombudsman more recently.

The family had been celebrating a birthday at the time, Ukraine's ombudsman Dmytro Lubinets said a day after the killings.

The Prison Service confirmed his death at HMP Full Sutton and added: “As with all deaths in custody, the Prisons and Probation Ombudsman will investigate.”