siegel. hi, doctor,. hi, lisa. lisa: nice to see you, sir. this has been around since 19 # 7. is there admission different about this than what we have seen over the past 56 years? yes. this is a virus that comes from bats. another virus that comes from bats. it s very similar to ebola were you what s different about it is we are seeing more sustained outbreaks now. it used to be sporadic. we saw a outbreak in tanzania. very few people. in guinea they are hiding cases. probably been at least 29 deaths. the world health organization, as usual, is olympic, is not doing what they re supposed to be doing here, which would be to get a vaccine in there. they have a vaccine now. and doing ring evangelist around the people most affected.