XBB.1.5 has been dominant in the Northeast for several weeks and is now dominant in the U.S. as a whole.
Source
New COVID subvariant is now dominant across the U
Closely Watched News
September 10, 2024
Closely Watched News
XBB.1.5 has been dominant in the Northeast for several weeks and is now dominant in the U.S. as a whole.
Source
