The Wall Street Journal first reported that the FDA had missed its decision deadline.The move came as the FDA named Dr. Scott Steele acting director of the Center for Biologics Evaluation and Research, which oversees vaccine regulation, days after former director Dr. Peter Marks was forced out. In his resignation letter, Marks cited "efforts being advanced by some on the adverse health effects of vaccination" that he called "concerning."U.S. Health and Human Services Secretary Robert F. Kennedy Jr., a longtime anti-vaccine advocate, has falsely called vaccines for COVID-19 "the deadliest vaccine ever made" and more recently made misleading statements about the safety of the measles vaccine amid a deadly outbreak centered in West Texas.The Novavax vaccine, which uses more traditional protein-based technology than the newer mRNA vaccines from Pfizer/BioNTech and Moderna, has been subject to emergency use authorization since 2022.