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 reach a definitive answer for more than five years. Now that the CIA has at last come to a conclusion, not all scientists are sold on what it has reported, seeing the results as thinly scientifically sourced.

T he Central Intelligence Agency (CIA) recently assessed that the COVID-19 pandemic is more likely to have originated from a laboratory leak in Wuhan, China, though it maintains l