A file image taken July 29, 2020 shows a health worker wearing a protective face mask, face shield and gloves while performing a COVID-19 nasal swab test in New York City. (Photo by Noam Galai/Getty Images) WASHINGTON - U.S.
health officials have sparked a wave of confusion after posting guidelines that coronavirus testing is not necessary for people who have been in close contact with infected people.The new guidance was posted earlier this week on the website of a federal agency, the Centers for Disease Control and Prevention.The CDC previously had advised local health departments to test people who have been within 6 feet of an infected person for more than 15 minutes.