3 Colorado mass vaccination sites will start taking drive-ups, walk-ups without appointments
3 Colorado mass vaccination sites will start taking drive-ups, walk-ups without appointments First three to start taking drive-ups, walk-ups will be in Denver, Larimer County, Pueblo County David Zalubowski/AP Dr. Laurie Carr administers a shot of Johnson & Johnson COVID-19 vaccine during a mass vaccination event outside National Jewish Hospital early Saturday, March 6, 2021, in east Denver. Volunteers worked with nurses and physicians from National Jewish to administer 2,500 vaccinations of the Johnson & Johnson vaccine that requires a single shot instead of two like the other vaccines. (AP ...