HHS Secretary Robert F. Kennedy Jr. appears to be planning major changes to the way his department oversees vaccines, media outlets are reporting.

Health and Human Services officials said the postponement was to accommodate public comment ahead of the meeting but experts decried the delay.

Kennedy Jr. became the country's top health official, the Centers for Disease Control and Prevention has already pulled back some of its efforts to protect Americans with safe, life-saving vaccines. The agency has indefinitely postponed a public meeting of its vaccine advisory committee and killed a campaign promoting seasonal flu shots.

As egg prices soar to new highs, the two industries are on opposite sides of the debate over whether to give shots to birds.

The company, Zoetis, said this license was granted on the “demonstration of safety, purity, and reasonable expectation of efficacy."