Medical staff member Christina Mathers attends to a patient, who is unconscious, as she holds the patient’s hand in the COVID-19 intensive care unit (ICU) at the United Memorial Medical Center on December 21, 2020 in Houston, Texas.Go Nakamura | Getty ImagesThe new coronavirus strain that was first detected in the United Kingdom could already be circulating in the United States without notice, the U.S. Centers for Disease Control and Prevention said Tuesday.While the variant hasn’t been found in the U.S. yet, the CDC noted that scientists haven’t sequenced the genetic coding for many Covid-19 infections here. The agency …
