Due to CalFire work at our primary transmission site, we will be experiencing periodic outages lasting approx. 30 minutes on various days of the week. We apologize for the inconvenience.
Since he joined NPR in 2000, Knox has covered a broad range of issues and events in public health, medicine, and science. His reports can be heard on NPR's Morning Edition, All Things Considered, Weekend Edition, Talk of the Nation, and newscasts.