This brief summary of the content provided in Chinese emphasizes the resignation of Dr. Peter Marks, the FDA’s top vaccine regulator, who has detached from his role within the FDA. The letter he wrote, obtained by NPR, calls for a stronger emphasis on truth and transparency, citing authenticity over credibility, especially given Kennedy’s historical views on vaccine safety. The resignation is attributed to Kennedy’s personal morals, believing his misinformation was easily confirmed. Following thebulletpoint report, marks his work with themaxLength Program, which accelerated the development of COVID-19 vaccines, as a pivotal achievement. Kennedy’s stance on childhood vaccination risks, confirmed by decades of scientific evidence, has become a central issue in his administration. However, since his election in 2021, he has appointed David Geier, a data analyst at the HHS, to investigate vaccine-idle autism, despite significant opposition from experts. This appointment, marked by tension and surprise among public health professionals, has stirred internal unpredictability in the field.