Covid-19 infections appears poised to get even longer, a worrisome indicator for overworked doctors and nurses.The nationwide uptick in cases that became noticeable around mid-September is now in its ninth week, counting from the previous low point in the seven-day average.
That’s a longer run than the March-April tragedy that unfolded largely in the Northeast, and the June-July upswing that hit the Sun Belt hardest.The new cases come as cold weather moves in, forcing many Americans indoors.