$129 For A Pre-Flight COVID Test? Why They May Not Do Much

Airlines all over the world are experimenting with ways to verify passengers' health before they fly. American Airlines just became the first U.S. airline to expand testing to a broad swath of travelers flying within the U.S. But it's a pricey, mutli-step process, and unlikely to help much in the short term. Still, it could be a sign of what's to come.