Some people received saline shot instead of COVID-19 vaccine at Monroe Walgreens (Source: Caroline Hicks) By WBTV Web Staff | April 19, 2021 at 9:50 AM EDT - Updated April 19 at 11:43 AM CHARLOTTE, N.C. (WBTV) - Several people mistakenly received a saline injection instead of the COVID-19 vaccine at a Walgreens in Monroe, North Carolina. “We recently learned of a limited number of patients who did not receive the vaccine at one of our Monroe, North Carolina, stores and instead received an injection of saline,” a Walgreens spokesperson says. Walgreens says it reached out to all impacted patients and gave them the COVID-19 vaccination as soon they were able to return to the pharmacy.