Hospital offering COVID-19 vaccinations for 12- to 15-year-olds. LUDINGTON — Spectrum Health Ludington Hospital will begin administering the Pfizer COVID-19 vaccine to children ages 12- to-15-year-olds now that it has been authorized by the Food and Drug Administration for emergency use. Those under the age of 18 must be accompanied by a parent or guardian. Appointments can be made by…