Detailed text transcripts for TV channel - CNN - 20170406:22:59:00
Vaccine for zika in the works? >> more than in the works. we actually started an advanced phase two study about a week and a half ago in the united states and puerto rico and we'll be going into south america with it as we get into the summer. we're well on the way to a zika vaccine. >> is zika a problem? >> we want to keep an eye on it because it may reexplode in puerto rico. >> you think that the vaccine will be ready in time? >> probably not. i think that at best, if we get another infections that we can show that it works, it likely won't be until the end of 2017, the beginning of 2018. >>...