Analysis: What to know about RFK Jr., the MAHA movement and vaccines in a pivotal week

Health and Human Services Secretary Robert F. Kennedy Jr.’s campaign to change how US children are vaccinated against serious diseases faces multiple major tests this week.

​ Health and Human Services Secretary Robert F. Kennedy Jr.’s campaign to change how US children are vaccinated against serious diseases faces multiple major tests this week. Read More Breaking News, Latest News and Videos | CNN