so this is a particular virus and they don't know for sure. you know, when you talk about airborne transmission, for example, someone coughing and then someone else inhaling some of those viral particles, that's the most common way, but they're not 100% sure on this. that's i think a little bit of what you're hearing from the who. they need to figure out more about this novel virus. they just simply don't know enough about it. >> at least 30 people have died already so it's got a high fatality rate. do they have any idea how to actually treat it? >> there is no particular treatment because, you know, there's not an antiviral given how new this is and there's not a vaccine. let me say something important about this number of 30 people who have died. what you really want to know in terms of figuring out the fatality rate is how many people are really infected. they know about 50 people showed up to the hospital, so does that mean 30 out of 50 people, or are there many, many more people out in the community who just had