US intel on Covid origi inconclusive: Reports

A classified US intelligence report delivered to the White House on Tuesday was inconclusive on the origin of the Covid-19 pandemic, in part due to a lack of information from China, according to media reports in the US.

The assessment, which was ordered by President Joe Biden 90 days ago, was unable to definitively conclude whether the virus that first emerged in central China had jumped to humans via animals or escaped a highly secure research facility in Wuhan, two US officials familiar with the matter told The Washington Post.

They said parts of the report tious. When Biden assigned the investigation, he said US intelligence agencies were split over the “two likely scenarios” - animals or lab.

Former president Donald Trump and his aides had helped fuel the lab-leak theory amid intense criticism over their administration’s handling of the world’s biggest outbreak, pointing the finger at Beijing, which strongly denies the hypothesis.

Despite Biden’s directive that the intelligence community “redouble their efforts” to untangle the origin debate, the 90-day review brought them no closer to consensus, the officials told the Post.

Part of the problem is a lack of detailed information from China, according to the Wall

Vaccine efficacy down with rise of Delta vari

The effectiveness of Covi vaccines among frontworkers declined to 66% a the Delta variant became d nant, compared to 91% befo arose, according to a re from the Centers for Dis Control and Prevention (C

The vaccines are still pro tive, the CDC said, and the f ing must be interpreted caution, as vaccine effective might wane over time and estimates of efficacy w imprecise.

The study tracked more t 4,000 health workers, responders, and other front personnel in eight US locat across six states from Decem 2020 to August 2021. They