A research trial of coronavirus patients in Brazil ended after patients taking a higher dose of chloroquine, one of the drugs President Trump has promoted, developed irregular heart rates.
Author: Katie Thomas and Knvul Sheikh
Estimates Fall Short of F.D.A.’s Pledge for 1 Million Coronavirus Tests
Public and private labs say they’re not even close to reaching the federal government’s promises that thousands, if not a million, tests for the virus could be “performed” soon.