With little else to rely on, refugees turn to Twitter to detail harsh treatment

Australia's offshore detention centres have long been a secretive, carefully guarded operation.
For those who remain inside them, smartphones and social media have been the main way to tell stories of their plight, as governments remain reticent on who is responsible for them and journalists struggle to gain access to the sites.
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The situation has come to a head lately with the closure of the Australian-run Manus Island