"After months and months of being told to wait, then wait, then wait some more, parents eager to vaccinate their littlest kids against COVID-19 have been gifted some good and very confusing news. Yesterday, after weeks of weird and cryptic waffling, Pfizer kick-started the process of requesting an emergency use authorization from the FDA for their infant-and-toddler COVID-19 vaccine; if the agency’s advisory-panel meeting, scheduled for the 15th, goes smoothly, the under-5 shots could be available as a two-dose series shortly thereafter, pending a CDC recommendation. The most optimistic timeline for the arrival of an under-5 vaccine has suddenly shrunk to just a few more weeks."