Dr. Michael Payne, a large animal vet researcher, discusses the severe impact avian flu has had on California's livestock, including its alarming spread to dairy cattle. Susanne Rust, an investigative reporter, highlights how the virus's mutation poses risks, with cases surfacing in humans, including dairy workers and a child. Infectious disease specialist Dr. Peter Chin-Hong evaluates the pandemic potential and reassures listeners about current risks, while emphasizing the importance of monitoring and public health responses.