CDC director warns Covid variants could reverse the recent drop in cases and hospitalizations - Earth News Report
Dr. Rochelle Walensky, director of the Centers for Disease Control and Prevention.Chip Somodevilla | Getty ImagesNew, highly contagious variants of the coronavirus are a "threat" to the United States and could reverse the recent drop in Covid-19 cases and hospitalizations, the head of the Centers for Disease Control and Prevention warned Monday.The U.S. reported a
