The drugs don't work: Patients and paramedics expose Queensland Ambulance Service scandal

Thousands of patients may have been put at risk of exposure to tampered drugs by the Queensland Ambulance Service. One 74-year-old grandmother from Brisbane, Barbara Cook, believes paramedics unwittingly gave her a contaminated IV injection. She also believes that she contracted a life-threatening bacterial infection as a result. With secret recordings, leaked documents and whistle-blower testimony Hagar Cohen uncovers how the service botched an investigation into one of its biggest-ever drug tampering scandals.