The White House chose Jim O'Neill, a close ally of top health official Robert F. Kennedy Jr., on Thursday to serve as acting director of the U.S. Centers for Disease Control and Prevention, according to sources in multip

Susan Monarez was said to have refused to adopt Health Secretary Robert F. Kennedy Jr.’s stance on vaccination policy.

Susan Monarez’s ousting and four top resignations follow vaccine confusion, leaving US health agencies in turmoil