Aaron Cockman whose sons were shot to death by his grandfather Peter Miles has spoken

Aaron Cockman, father of four who is believed to have been shot dead by his grandfather, has spoken out to advocate for a better system for separated families

The father of four children believed to have been shot dead by his grandfather in a mass murder-suicide has spoken about his lack of love in order to advocate for a better system for separated families.

Aaron Cockman will join the advocates of children for Kids Sake and other groups pushing for a new approach to the separation of the family in Canberra on Tuesday.

"This is all about the children," he told the Sunday Times.

Aaron Cockman, father of four who is believed to have been shot dead by his grandfather, has spoken out to advocate for a better system for separated families

Aaron Cockman, father of four who is believed to have been shot dead by his grandfather, has spoken out to advocate for a better system for separated families

Three months ago, Mr. Cockman's ex-father-in-law, Peter Miles, 61 (pictured) allegedly shot and killed his family on his farm near Margaret River in Western Australia.

Three months ago, Mr. Cockman's ex-father-in-law, Peter Miles, 61 (pictured) allegedly shot and killed his family on his farm near Margaret River in Western Australia.

Three months ago, Mr. Cockman's ex-father-in-law, Peter Miles, 61 (pictured) allegedly shot and killed his family on his farm near Margaret River in Western Australia.

Go directly to mediation. Make everything be ordered in the same room. Force both parties to be present at the mediation and solve it & # 39;

It occurs only three months after the tragedy, in which the ex-father-in-law of Mr. Cockman, Peter Miles, 61, allegedly fired his family died on his farm near Margaret River in Western Australia.

Among the victims were Mr. Cockman's wife, Katrina, 35, and their four children, daughter Taye, 13, and children Rylan, 12, Arye, 10 and Kadyn, eight.

Miles also killed his own wife, Cynda, 58, before shooting himself.

Included in the victims were Mr Cockman's wife, Katrina, 35, and their four children: daughter Taye, 13, and children Rylan, 12, Arye, 10 and Kadyn, eight (pictured)

Included in the victims were Mr Cockman's wife, Katrina, 35, and their four children: daughter Taye, 13, and children Rylan, 12, Arye, 10 and Kadyn, eight (pictured)

Included in the victims were Mr Cockman's wife, Katrina, 35, and their four children: daughter Taye, 13, and children Rylan, 12, Arye, 10 and Kadyn, eight (pictured)

At the time of the mass murder, Mr. Cockman had been involved in an ongoing dispute with his in-laws about seeing the children.

"It's like a constant sadness." My heart goes down every time I think about children, "said Mr. Cockman.

He has several meetings lined up, but aims to sit with Attorney General Christian Porter, Prime Minister Malcolm Turnbull and Opposition Leader Bill Shorten.

Mr. Cockman has organized several meetings, but he would also like to sit with Attorney General Christian Porter, Prime Minister Malcolm Turnbull and Opposition Leader Bill Shorten after the tragedy.

Mr. Cockman has organized several meetings, but he would also like to sit with Attorney General Christian Porter, Prime Minister Malcolm Turnbull and Opposition Leader Bill Shorten after the tragedy.

Mr. Cockman has organized several meetings, but he would also like to sit with Attorney General Christian Porter, Prime Minister Malcolm Turnbull and Opposition Leader Bill Shorten after the tragedy.

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