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American reports and scientific research have revealed that the origin of the COVID-19 pandemic remains inconclusive. There is increasing evidence supporting the hypothesis that the virus may have leaked from a laboratory in Wuhan, China, despite strong scientific evidence still primarily pointing towards a natural zoonotic transmission from animals to humans. The White House is emphasizing the laboratory leak theory, citing biological features of the virus that are unusual, reports of potential infections among researchers at the Wuhan National Virus Laboratory prior to the outbreak, and a definitive lack of a specific intermediate animal host. However, there is no direct evidence of a particular research incident or that the virus was deliberately engineered. While the zoonotic transmission theory remains based on genetic and epidemiological data, the certainty of any conclusion remains uncertain due to gaps in data and ongoing political conflicts.
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