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FILE - In this Friday, June 12, 2020 file photo, a nurse uses a swab to perform a coronavirus test in Salt Lake City. Months into the outbreak, no one really knows how well many of the screening tests work, and experts at top medical centers say it is time to do the studies to find out. (AP Photo/Rick Bowmer)

Accuracy still unknown for many coronavirus tests rushed out

Jun. 14, 2020 1:55 PM EDT

WASHINGTON (AP) — How accurate are the coronavirus tests used in the U.S.? Months into the outbreak, no one really knows how well many of the screening tests work, and experts at top medical centers say it is time to do the studies to find out. When the new virus began spreading, the Food and Drug...