But the U.S. health secretary also warned that the situation could change, so agencies at all levels need to be prepared. The U.S. health minister said the trump administration learned from Chinas epidemic prevention measures and responded quickly to the epidemic.
The first unidentified case of infection in the United States is seriously ill. Previous tests were rejected
The first case of novel coronavirus pneumonia with unknown infection was first diagnosed in the United States on 26 local time. The incident quickly raised concerns that the epidemic began to spread in communities. Soon after, a number of US media have exposed that the case has been unable to carry out virus testing before, because it does not meet the test standards, until 23 days before the completion of the test.