Riverside Walter Reed Hospital in Gloucester is holding a COVID-19 vaccine and flu shot clinic on Wednesday from 9:00 a.m. until 2:00 p.m. This is a walk-up clinic and no appointment is necessary. Anyone over the age of 12 can receive the vaccine and shot. If you are getting a booster COVID-19 vaccine proof of vaccination is required. Masks are required and temperature screenings will be conducted.