Premiums for an average health insurance plan under the Affordable Care Act dropped by 2% for the 2021 coverage year, according to a report released by the Trump administration, which is seeking to invalidate the 2010 healthcare law.

A vaccine against Covid-19 may be ready by year-end, the head of the World Health Organization (WHO) said, without elaborating.

The Trump administration will send most of its newly purchased 150 million rapid Covid-19 tests to U.S. states for schools and critical services, a White House official said, as New York City pushed back reopening classrooms in a deal with union leaders.

U.S. cases of the novel coronavirus surpassed six million as many states in the Midwest reported increasing infections, according to a Reuters tally.

A majority of U.S. states have rejected new Trump administration Covid-19 testing guidance in an extraordinary rebuke of the nation’s top agency for disease prevention, according to officials at state health agencies and public statements reviewed by Reuters.

The National Institute of Health (NIH) reinstated a $7.5 million grant to the nonprofit research organization EcoHealth Alliance.

Several large U.S. states are not heeding new federal health officials’ calls to reduce Covid-19 testing of some exposed to the virus, joining a broad rebuke of the Trump administration by public health leaders.

The Trump administration will purchase 150 million rapid coronavirus tests from Abbott Laboratories for about $750 million, a White House spokeswoman said.

British drugmaker AstraZeneca started testing an antibody-based cocktail for the prevention and treatment of Covid-19, adding to recent signs of progress on possible medical solutions to the disease caused by the novel coronavirus.

Johnson & Johnson aims to test the company’s experimental coronavirus vaccine in up to 60,000 volunteers in a late-stage trial scheduled to start in September, according to a U.S. government database of clinical trials.