Joe Biden grappling with 'pandemic of the unvaccinated' Many Americans remain resistant or unmotivated to get shots, despite months of often-creative efforts by federal and state officials and the private sector to spread information about vaccine safety and accessibility Author: In this Jan. 15, 2021, file photo, a nursing home resident receives the COVID-19 vaccine by a CVS Pharmacist at Harlem Center for Nursing and Rehabilitation. The push to inoculate Americans against the coronavirus is hitting a roadblock: A number of states are reporting they are running out of vaccine, and tens of thousands of people who managed to get appointments for a first dose are seeing them canceled.(AP Photo/Yuki Iwamura)