The following Reuters article has more detail:

https://www.reuters.com/world/africa/sudan-fighting-abates-o...

Quoting:

> ... the WHO's Nima Saeed Abid said gunmen had thrown technicians out of the National Public Health Laboratory. "This is the main concern: no accessibility to the lab technicians to go to the lab and safely contain the biological material and substances available," he said.

A pathogen escaping an obscure lab in Africa is probably the last thing the world needs right now :-(