TOLEDO, Ohio — It has been five years since Covid-19 was officially declared a Global Emergency by the World Health Organization. As of Jan. 2025, more than 7 million people have died from the virus.

The problem for the lab-leak position is that the U.S. has never had access to the Wuhan lab and has thus been unable to ...

In the midst of pandemic upheaval, researchers have gained fundamental insights about how the body fends off infections.