What The Heck Is Going On With AstraZeneca's Vaccine?

The AstraZeneca COVID-19 vaccine has been hailed as the world’s vaccine -- it’s inexpensive to produce and doesn’t need super-cold storage like the mRNA vaccines do. But its rollout has been messy. Will its missteps erode the public's (or the FDA's) trust? Maggie Koerth joins to discuss.