Wilbert Marshall, 71, looks away while receiving the COVID-19 vaccine from Melissa Banks, right, a nurse at the Aaron E. Henry Community Health Service Center in Clarksdale, Miss., Wednesday, April 7, 2021. Marshall was among a group of seniors from the Rev. S.L.A. Jones Activity Center for the Elderly who received their vaccinations. The Mississippi Department of Human Services is in the initial stages of teaming up with community senior services statewide to help older residents get vaccinated. (AP Photo/Rogelio V. Solis, File)
Ten million doses stuck on the shelf. We discuss what we’re learning from the vaccine rollout, and answer all the questions you have about COVID vaccines.