Children and their caregivers arrive for school in New York on March 7. COVID cases are starting to rise again in the United States, with numbers up in most states and up steeply in several. One expert says he expects more of a “bump” than the monstrous surge of the first omicron wave, but another says it’s unclear how high the curve will rise and it may be more like a hill. (AP Photo/Seth Wenig)
A sign advising visitors to don face coverings stands outside the main entrance to UCHealth University of Colorado hospital on April 1 in Aurora, Colo. (AP Photo/David Zalubowski, File)
Yet again, the U.S. is trudging into what could be another COVID-19 surge, with cases rising nationally and in most states after a two-month decline.