Nuclear test survivors' plea for Australia to sign treaty, as they speak at UN meeting

Mia Haseldine, Aunty Sue Coleman-Haseldine and Karina Lester speak at the UN nuclear ban meeting via video link from Port Augusta.  (ABC North and West SA: Bethanie Alderson)

Three generations of First Nations survivors of historic nuclear tests have told the United Nations that Australia must do more to address the devastating impact the tests have had on their families.