CNN New Day With John Berman and Brianna Keilar August 25, 2021 10:35:00
Chinese before the outbreak. here is what we know. planning and construction of the bsl4 started in 2003 and 2018 it officially became operational. it's located on the sprawling fenced in wuhan institute of virology campus, the building containing the lab sits separate. four levels make up the structure. at the top, sophisticated air purification system. at the bottom, and underneath the lab, decontamination equipment that allows for safe, sewage disposal. level two, this is where the research takes place. separate entrances and exits along with dedicated die section rooms, virus storage facil...
Source: archive.org