Matthew Raymond shot and killed Donnie Robichaud and Bobbie Lee Wright, as well as Fredericton police constables Sara Burns and Robb Costello in 2018.

A collection of notable cases where those accused of a crime were found not criminally responsible for their actions.

Matthew Raymond had pleaded not guilty, and his defence lawyers argued he was not criminally responsible for the crime because of a mental disorder.

The 11-member jury began considering the case on Tuesday evening and they remained sequestered throughout Wednesday.

Raymond's lawyer provided a list of steps the defence had taken to alert the prosecution of the evidence in advance of the trial.

There were two instances where the trial was paused to inquire with jurors about events not related to the trial.

The Crown and defence agree Raymond is mentally ill and that he killed four people.

The Crown and the defence have agreed that Fredericton shooter Matther Raymond is mentally ill.

The defence admits their client killed the victims but argues he should be found not criminally responsible because of a mental illness.

The man charged with four counts of first-degree murder, told jurors he believed he was shooting demons coming to kill him.