New data shows that around 8% of Americans who have gotten a first dose of the Pfizer or Moderna vaccines have missed their second doses. That figure, compounded with data on vaccine hesitancy more broadly, doesn’t bode well for the U.S. reaching a vaccination threshold that allows for a return to normalcy some time soon. 

Dan digs into those numbers and what they tell us about vaccine hesitancy with health policy expert Dr. Zeke Emanuel, who advised President Obama and served on President-elect Biden’s COVID-19 task-force.