MONDAY, Jan. 27, 2025 (HealthDay News) -- After years of speculation, the CIA has weighed in yet again: A lab leak is now considered the likely origin of the COVID pandemic. However, the agency admits it has "low confidence" in its conclusion and says both a natural origin and a research-related incident are still possible.

Since COVID-19 first took off, political leaders, infectious disease specialists, and the lay public have debated its origins. Eventually, two hypotheses emerged: Either the virus crossed over from animals to humans in a wet market in Wuhan—the city in which the disease first appeared—or it leaked from a Chinese lab,