For two years, coronavirus variants emerged, one by one, sweeping the globe.
Democracy Dies in Darkness
XBB, BQ.1.1, BA.2.75.2 — a variant swarm could fuel a winter surge
Instead of a single new Greek letter variant, a group of immune-evading omicron spinoffs are popping up all over the world
October 18, 2022 at 6:00 a.m. EDT