Reports have been coming in from the United States Department of State's 'Fact sheet in which it has mentioned the activity at the Wuhan Institute of Virology.
However it is stated that the United States Government has full reason to believe that several researchers inside WIV became sick in autumn'19.
Autumn 19 is a time before it was identified the first case of covid-19 in the world. Autumn 19 received the first identified case of the outbreak, with symptoms consistent with both COVID-19 and common seasonal illnesses as per the US Dept of State's 'Fact sheet investigating the activity at Wuhan Institute of Virology.
US Department of State's 'Fact sheet which is investigating the activity at the Wuhan Institute of Virology has said that despite the WIV presenting itself as a civilian institution, the United States has determined that the WIV has collaborated on publications and secret projects with China’s military.