Prisoner offered a chilling warning before murdering his cellmate

'How can this happen again?' Man whose brother was murdered in jail just minutes after meeting his cellmate begs for prison reform after the death of another inmate At just 24, Craig Behr was seven years into his 10 year prison sentence He was beaten to death within half an hour of being transferred to a new cell  His murderer had told staff about 'homicidal tendencies' before he was moved Behr's family say they are devastated that another prisoner has been murdered  

By Brittany Chain For Daily Mail Australia

Published: 07:38 BST, 14 April 2019 | Updated: 07:40 BST, 14 April 2019

The family of a man who was murdered by his cellmate in jail 15 years ago feel like they're reliving the nightmare after the death of a prisoner in his cell this week. 

At just 24, Craig Behr was seven years into his 10 year sentence when he was transferred from Goulburn jail into a cell with Michael Alan Heatley, in Sydney's Long Bay prison.

Within half an hour of arriving, he was dead.

Heatley admitted to beating Behr to death. He suffered a head injury, inhaled vomit throughout the assault and eventually died when his brain was starved of oxygen.

Prior to Behr moving into his cell, Heatley pleaded with officers to keep him away from other prisoners, 9News reported.

At just 24, Craig Behr (pictured) was seven years into his 10 year sentence when he was transferred from Goulburn jail into a cell with the man who would go on to kill him

At just 24, Craig Behr (pictured) was seven years into his 10 year sentence when he was transferred from Goulburn jail into a cell with the man who would go on to kill him

He offered them a chilling warning about his 'homicidal tendencies' - something he had also conveyed to a prison psychologist - but said his pleas fell on deaf ears.

'I didn't want to kill him,' Heatley told police after the attack. 

'I'm not schizo but I do have a mental problem. I'm homicidal. I've

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