When scientists discovered the highly mutated omicron variant of the coronavirus last month, it set off an eerily familiar chain of events.
Health experts held somber news conferences that raised more questions than answers. Officials imposed travel bans that very likely came too late. Virus trackers filled in their maps as the variant was reported in country after country. And the rest of us waited, with increasing unease, to learn more about the threat we were facing.
America’s response to the variant highlights both how much progress we have made over the past two years and how much work remains. Read more on Boston.com.