Coronavirus testing hits dramatic slowdown in U.S.
Politico reports: The number of coronavirus tests analyzed each day by commercial labs in the U.S. plummeted by more than 30 percent over the past week, even though new infections are still surging in many states and officials are desperately trying to ramp up testing so the country can reopen. One reason for the drop-off may be the narrow testing criteria that the Centers for Disease Control and Prevention last revised in March. The agency’s guidelines prioritize hospitalized patients, health…