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New laws making it easier to arrest suspected terrorists, detain them without charge and revoke their passports are to go before Parliament in the biggest overhaul of Australia's anti-terror laws in a decade.
Prime Minister Tony Abbott said the laws were being introduced in response to fears that Australians fighting alongside Muslim extremists in Syria and Iraq would return and mount terrorist attacks.
Australians will also face being scanned as they fly in and out of the country as biometric screening, including facial recognition technology, is rolled out at airports.