Australia's agreement to send non-citizens to Nauru under an "interim arrangement" faces a High Court challenge.
The case has been brought by an Iranian man whose lawyers say he is being unlawfully deported despite having health risks.
Australia's agreement to send non-citizens to Nauru under an "interim arrangement" faces a High Court challenge.
The case has been brought by an Iranian man whose lawyers say he is being unlawfully deported despite having health risks.