Support WBURThere's more demand for boosters than first shots of the COVID vaccineRob SteinNovember 05, 2021 ShareHattie Pierce, 75, receives a Pfizer covid-19 vaccine booster shot from Dr. Tiffany Taliaferro at the Safeway on Capitol Hill in Washington, D.C., on Monday, October 4, 2021. (Tom Williams/CQ-Roll Call, Inc via Getty Imag)