Southport killer's sibling feared he would commit murder, hearing told

The older brother of the perpetrator testified his family "were unable to handle" of their son and he worried his brother would kill a individual of their household, a public inquiry has been told.

The individual, a teenager, murdered three youngsters at a celebrity-themed lesson on July 29, 2024.

The official investigation, sitting at Liverpool Town Hall, learned the sibling he informed a acquaintance there was a risk of his brother "doing something that could kill."

The hearing was told Dion messaged his friend over the digital service: "The fights are scary because of the risk of a fatality."

Dion testified his brother reminded him of the sociopathic murderer in the picture the Coen brothers film.

Increasing Conflict

Proceedings was told he was diagnosed with a health issue at the age of 12 which caused him relying on a chair and his mother and father offering greater support.

When asked by the lawyer, legal representative, if that affected their bond he said: "Conflict arose that came about."

He concurred his brother appeared to resent this development.

He revealed to the investigation that after the household left their previous home to their new location his sibling's temperament worsened and he would have "aggressive episodes."

Proceedings heard he became "more cautious" of his relative, who would physically assault him frequently.

He stated: "I had to be cautious if I attempted to talk to him because any disagreement could escalate into an confrontation."

'Serious fears'

He said his brother became much more aggressive after he was removed from Range High School in Formby, Merseyside, in October 2019.

Dion went to college in 2022 and the brothers spoke less and less "as he was unaccustomed to having me around."

The hearing was informed of a note the brother wrote to a acquaintance on the platform in which he stated his sibling was angered by him talking during nighttime because of the thin walls in their home.

He additionally informed his associate there was a danger of "his committing an act deadly."

He wrote: "Arguments are frightening because of the risk of loss of life."

Mr Boyle inquired: "You were genuinely concerned that your relative would kill a individual of your relatives?"

He answered: "In case matters intensified to that level."

The lawyer questioned how his mother and father reacted to the attacker's violent behaviour.

"There was no point to seek to penalize him," he stated. "Moreover, there was a serious threat in proceeding that way.

"We said there was a general risk to life in everyday talk, if you attempt to challenge him... it would not end well."

When the lawyer inquired if his mother and father had lost control of his brother, he concurred.

Inquired concerning his brother resembling a character from the film the thriller, he explained: "I heard that character's supposed to be a sociopath and that's why I chose that description there."

Dion testified the last interaction he had with his sibling was in the warmer months of that year.

He confirmed that their parents requested the attacker to say goodbye to him as he was leaving to see his friends and his sibling threw a bottle at him but the door had closed before it made contact.

The hearing proceeds.