The Centers for Disease Control and Prevention director Robert Redfield, Health and Human Services Secretary Alex Azar, Adm. Brett Giroir, HHS Assistant Secretary for Health, Dr. Anne Schuchat, Principal Deputy Director, CDC, Dr. Nancy Messonnier, Director, CDC’s National Center for Immunization and Respiratory Diseases, will discuss the latest measles case counts in the United States — and the importance of on-time vaccination and being vaccinated to protect against measles before international travel — as part of National Infant Immunization Week.