The number of new Covid-19 cases rose 11% in the United States last week compared to the previous seven days, with infections spreading rapidly in the Midwest, which reported some of the highest positive test rates, according to a Reuters analysis.

Seven U.S. states reported record one-day increases in Covid-19 cases so far in September even as the average daily number of new infections is falling nationally.

The number of new cases of the novel coronavirus reported in the United States fell 15 percent last week from the previous seven days, and deaths fell for a fourth week in a row, according to a Reuters analysis.

The number of new cases of the novel coronavirus reported in the United States fell 17 percent, the fifth straight week of declines, according to a Reuters tally of state and county reports.

The U.S. coronavirus outbreak crossed a grim milestone of over 3 million confirmed cases as more states reported record numbers of new infections, and Florida faced an impending shortage of intensive care unit hospital beds.