Why 1.7 million Australians are completely defenceless against a terrifying virus surge

Australia faces a critical health warning as declining immunisation rates leave 1.7 million citizens without measles immunity and herd protection slips to a precarious 93%. Infectious disease expert Assoc. Prof. Paul Griffin joined Gary Hardgrave on 4BC Mornings to warn that rising overseas cases, historical single-dose vaccine gaps for adults born between 1977 and 2000, and social media misinformation threaten to trigger widespread local transmission.See omnystudio.com/listener for privacy information.