Canadian says Australian detention policy is "insane and racist" on ABC's Q&A.
The poll found two thirds of Australians want refugees released
Nauruans say refugee abuse claims at detention centre are fabricated
Child abuse said to be occurring in Qld juvenile detention centres
The media event was held at Doomben
Government secrecy should be dismantled
Almost $3 billion would be saved by cutting offshore processing
Australia's offshore detention camps "no different" to Guantanamo Bay
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