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Officers investigate the scene of a police shooting at the shopping arcade in the Hornsby area of Sydney on June 9, 2016. 
Three elderly bystanders were wounded on June 9 when Australian police opened fire on a man wielding a large carving knife in a busy Sydney shopping centre, authorities said. / AFP / SAEED KHAN        (Photo credit should read SAEED KHAN/AFP/Getty Images)
Officers investigate the scene of a police shooting at the shopping arcade in the Hornsby area of Sydney on June 9, 2016. 
Three elderly bystanders were wounded on June 9 when Australian police opened fire on a man wielding a large carving knife in a busy Sydney shopping centre, authorities said. / AFP / SAEED KHAN        (Photo credit should read SAEED KHAN/AFP/Getty Images)

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    Two cops shoot three bystanders

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Two cops shoot three bystanders

Two Australian police officers are under investigation after shooting three innocent bystanders outside a suburban shopping mall, while confronting a psychiatric patient armed with a knife.

Two cops shoot three bystanders

Two Australian police officers are under investigation after shooting three innocent bystanders outside a suburban shopping mall, while confronting a psychiatric patient armed with a knife.