Stone Cold Steve Frostin’, the name staff gave to an ultra-cold freezer at UCHealth Yampa Valley Medical Center in Steamboat Springs, patiently waits to store COVID-19 vaccines. Local hospital and county public health officials are working diligently on COVID-19 vaccination plans. Routt County was one of the locations across Colorado that was identified to store the vaccine. (UCHealth Yampa Valley Medical Center/courtesy) STEAMBOAT SPRINGS — On Sunday, the first shipment of Pfizer/BioNTech COVID-19 vaccines left Michigan, with the first injections in the U.S. anticipated to begin Monday for high-risk health care workers. Routt County has been preparing for months and was identified by the Colorado Department of Public Health and Environment (CDPHE) as one of the regional hubs for distribution.