(CBS Detroit) – This week’s inclement weather has delayed shipments of COVID-19 vaccines across the country.

Forcing cancellations or delays of vaccine appointments in at least 32 states.

While most of the COVID-19 vaccines that have been administered in Michigan were made at Pfizer in Portage doses produced there go to federal distribution sites in other states before coming back to Michigan.

© 2021 CBS Broadcasting Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.