The Host Julie RovnerKFF Health News @jrovner Read Julie’s stories. Julie Rovner is chief Washington correspondent and host of KFF Health News’ weekly health policy news podcast, “What the Health?” A noted expert on health policy issues, Julie is the author of the critically praised reference book “Health Care Politics and Policy A to Z,” now in its third edition. Public health officials are watching with concern since a strain of bird flu spread to dairy cows in at least nine states, and to at least one dairy worker. But in the wake of covid-19, many farmers are loath to let in health authori…