Epidemiologists call travel bans politically motivated and ineffective as more cases are detected in Europe.
The WHO is expected to name the heavily mutated variant Nu as health officials call it a "matter of concern."
California and Colorado now recommend boosters for all as urgency grows to boost COVID immunity.
The most serious threat this winter isn't incremental staff cuts, it's Delta Plus.
Malcontentment Happy Hour, our in-studio show on local, regional, and national news.
Over 40 countries ban travel to and from the U.K. and South Africa as new COVID strains take hold.