sentences:  In response to the 2013 Abbott Government's refugee policy, titled "Operation Sovereign Borders", whereby asylum seekers arriving by boat are turned back by naval officers and an offshore processing centre—built on Manus Island, Papua New Guinea in 2001—was reopened for offshore processing of asylum seekers, Levinson released a protest song in early March 2014.In the week following the completion of the song, a 23-year-old Iranian national, Reza Berati, was killed at the processing centre.Levinson explained to the media