Reports from Britain and South Africa of new coronavirus strains that seem to spread more easily are causing alarm, but virus experts say it’s unclear if that’s the case or whether they pose any concern for vaccines or cause more severe disease.
U.K. regulators said Wednesday that people who have a “significant history’' of allergic reactions shouldn’t receive the new Pfizer-BioNTech vaccine while they investigate two adverse reactions that occurred on the first day of the country’s mass vaccination program.
British officials authorized a COVID-19 vaccine for emergency use on Wednesday, greenlighting the world’s first shot against the virus that’s backed by rigorous science and taking a major step toward eventually ending the pandemic.
The actual worldwide tally of COVID-19 cases is likely to be far higher, as testing has been uneven or limited, many people have had no symptoms and some governments have concealed the true number of cases.
Satellite imagery, radar data from Cuba, and surface observations in Mexico indicate that the center of Delta came ashore around 5:30 a.m. local time as a Category 2 hurricane, sustaining top winds of 110 mph.
New Zealand Prime Minister Jacinda Ardern says that authorities have found four cases of the coronavirus in one Auckland household from an unknown source, the first cases of local transmission in the country in 102 days.
While concern in the U.S. has focused on big states like Texas, Arizona and Florida reporting thousands of new cases a day, rural states are also seeing infection surges, including in Kansas, where livestock outnumber people.
An award-winning journalist critical of the Philippine president was convicted of libel and sentenced to jail Monday in a decision called a major blow to press freedom in an Asian bastion of democracy.
Experts say a number of factors have helped New Zealand wipe out the disease, including its isolated location in the South Pacific that gave it vital time to see the devastating spread of the virus in other countries.