Novak Djokovic’s four-night detention in a shabby hotel in Melbourne brought Australia’s controversial immigration policy back into the spotlight, with about 30 occupants detained in the hotel who cannot leave. They were transferred there from Australia’s offshore immigration detention camps to receive medical care, but will not be able to stay in Australia. The World’s host Carol Hills speaks with Alison Battisson, lawyer and founder of Human Rights for All, an Australian nonprofit that is representing some of the migrants in the hotel.