On August 18th, Western time, according to Reuters and CNN reports, the US Centers for Disease Control and Prevention reported on Tuesday that confirmed cases of the Delta variant virus accounted for more than 98.8% of all confirmed cases in the United States. At the same time, the United States reported more than 1,000 deaths from the new crown on Tuesday, which is equivalent to about 42 deaths per hour. The Delta variant virus continues to wreak havoc in areas with low vaccination rates in the United States.