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U.S. Intelligence Sifts Evidence for Origins of Coronavirus
By Warren P. Strobel & Michael R. Gordon
Did the Coronavirus Escape from a Chinese Lab? Here's What the Pentagon Says
By Katie Bo Williams
US explores possibility that coronavirus spread started in Chinese lab, not a market
By Kylie Atwood, Josh Campbell & Evan Perez
Did coronavirus come from a Chinese lab?
By Fabian Schmidt