...on April 18, 2020.
In a February 1, 2020 call with 12 Infectious Disease Experts, 10 of them felt "deliberate insertion" (lab origin) was possible.
Knowing this, Fauci and Francis Collins still worked to try and steer scientists away from the possibility of lab origin during that time period.
"Science" doesn't reject plausible theories or rule them out absent sufficient evidence.