AdvertisementRace Versus Time: Targeting Vaccine To The Most Vulnerable Is No Speedy Task04:29Download AudioResumeFebruary 23, 2021Yuki NoguchifacebookEmailAt a Kedren Community Health Center vaccine clinic in South Central Los Angeles this month, 89-year-old Cecilia Onwytalu (center) signals she's more than ready to get her immunization against COVID-19. (Getty Images)