(CNN) A controversial update to US Centers for Disease Control and Prevention's coronavirus testing guidance last month was not written by CDC scientists and was posted online before it had undergone the normal scientific review process, two sources confirm to CNN. Giroir said White House Coronavirus Task Force members had signed off on the testing guideline document during a task force meeting in August. Task force member Dr. Anthony Fauci, the director of the National Institute of Allergy and Infectious Diseases, confirmed to CNN that he was under general anesthesia for vocal cord surgery during that particular task force meeting. Testing guidance updated againBefore the guidance was updated, the CDC website said: "Testing is recommended for all close contacts of persons with SARS-CoV-2 infection. CDC's Redfield had noted the coming change before a Senate Appropriations subcommittee on Wednesday, saying, "We have never recommended against asymptomatic testing.

Source: The Nation September 18, 2020 18:00 UTC