Wild Coast Raw of Olympia, Washington, recalled lots of frozen Boneless Free Range Chicken Formula raw pet food for cats because it has the potential to be contaminated with H5N1 bird flu. An HHS review of a vaccine contract spurred concerns about preparedness for a potential bird flu pandemic. ( STAT)

A top spokesman in the U.S. Department of Health and Human Services abruptly resigned over reports of internal clashing over management and escalating health emergencies.

The top spokesman at HHS abruptly resigned following tensions with Secretary Robert F. Kennedy Jr. and his team, according to two people familiar with his departure.