Im Wesentlichen geht es dabei grob um die Erzählung, mit der ich mich hier schon einmal beschäftigt hatte:

radiocorax.deFlo Débarre

The conspiracy theory, laid out by Paul during the hearing, is that research that would have led to SARS-CoV-2 was funded by NIAID, and so Fauci, its former head, is complicit. People would want to cover up the link to US funders. The NIAID-funded project could not have led to SARS-CoV-2.