Sydney killers mental health: 'Mad or bad?' | TVNZ Breakfast

More needs to be done to address mental illness in Australia in the wake of Queensland man Joel Cauchi's violent stabbing spree at a Sydney mall over the weekend, a leading expert on criminal psychology says.
Six people died and at least 12 others, including a baby, were seriously wounded.
The rampage ended when 40-year-old Cauchi was shot dead by police inspector Amy Scott.
Australian Criminal psychologist Tim Watson-Munro, who has worked on hundreds of murder trials joined Breakfast.
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