Yes, they've been working on Ebola and Marburg vaccines for a couple years, and conducted the first tests at a Naval Hospital. Bill Gates put out an article during the COVID plandemic about Marburg being the next pandemic. All of that is strange, the development of a vaccine and thinking of Marburg becoming a plandemic, since only about 15-20 people have died of Marburg in the last 20 years. It's not highly transmissible and requires contact with someone who's already bleeding out from the virus.