President Trump declared the 2019–20 coronavirus pandemic a national emergency in the US on March 13 .
Trump declared the 2019–20 coronavirus pandemic a national emergency on March 13.The government first began testing persons for the virus infection in February , but soon after , the Centers for Disease Control and Prevention ( CDC ) found that the test kits were defective and gave inaccurate readings , thus rendering them useless .
2020 coronavirus pandemic in the United States