The U.S. death toll from Covid-19 fell 16% to about 7,200 people last week, the first decline in deaths after four weeks of increases, according to a Reuters tally of state and county reports.

The number of new Covid-19 cases among children in the United States rose 40% in the last two weeks of July, according to a report released just weeks before tens of millions of American students are scheduled to begin the new school year.

Global coronavirus cases pushed past 20 million, according to a Reuters tally, with the United States, Brazil and India accounting for more than half of all known infections.

Intravenous immunoglobulin (IVIG) could be a key to combating seriously ill Covid-19 patients who have been hospitalized due to complications from the disease, and Octapharma AG aims to find out as the company assesses the plasma-based treatment in a Phase III study.

Nearly 300,000 Americans could be dead from Covid-19 by Dec. 1, University of Washington health experts forecast, although they said 70,000 lives could be saved if people were scrupulous about wearing masks.

U.S. coronavirus deaths rose by over 25,000 in July and cases doubled in 19 states during the month, according to a Reuters tally, dealing a crushing blow to hopes of quickly reopening the economy.

The National Institutes of Health is investing $248.7 million in seven diagnostic companies with new testing technologies to increase their testing capacities and make millions of rapid Covid-19 tests per week available by fall.

U.S. deaths from the novel coronavirus surpassed 150,000, a number higher than in any other country and nearly a quarter of the world’s total, according to a Reuters tally.

U.S. deaths from the novel coronavirus topped 140,000 as cases continued to rise in 42 out of 50 states over the past two weeks, according to a Reuters tally.

The World Health Organization reported a record increase in global coronavirus cases for the second day in a row, with the total rising by 259,848 in 24 hours.