Updated at 11:16 p.m. ET
The Food and Drug Administration is cautioning the public about the reliability of a widely used rapid test for the coronavirus. The test, made by Abbott Laboratories, has been linked with inaccurate results that could falsely reassure patients that they are not infected with the virus.
The Trump administration has promoted the test as a key factor in controlling the epidemic in the U.S., and it's used for daily testing at the White House.