Key Facts

• President Trump signed an executive order about childhood vaccine guidelines.
• The order updates the recommendations for vaccines given to children.
• Five states held primary elections on Tuesday.
• Primary elections help choose candidates for upcoming general elections.
• The news was covered by CBS News in a segment called "The Takeout with Major Garrett."
• The update on vaccines aims to guide healthcare and public health efforts.
• This event took place in the context of ongoing U.S. political activities.