Polio returns to Papua New Guinea after 25 years, prompting emergency response01:01SBS News - Google - ShortsView Podcast SeriesFollow and SubscribeDownload (967.5KB)Download the SBS Audio appAvailable on iOS and Android .ShareLatest podcast episodesVictoria Police say it has seized a record amount of knives and machetesJannik Sinner retains his ATP Finals titleSussan Ley rejects concerns that she could face a leadership challengeAsbestos-contaminated coloured play sand found in more schoolsRecommended for youWhy these skincare products with a banned ingredient are still being sold in Australiageneral newsThe mystery of Australia's deepest lake has finally been solvedscienceOne million permanent humanitarian visas: Calls for change as milestone nearsrefugeesThe 'incredibly toxic' hidden ingredient experts want banned from our supermarketsnutritionHow an offer to carry a strange package to Australia almost turned Susi into a drug courierdrug trafficking'Won't make a lick of difference': Why building apartments may not bring prices downhousing policyPolice authorisation of Sydney neo-Nazi demonstration sparks calls for protest law reviewneo-nazism'You could die, make a will': Australia's fresh warning amid 'dark' travel trendwar in afghanistan