WASHINGTON — Wanted: Volunteers willing to be infected with the Zika virus for science. But a different kind of research also can offer clues for vaccine development. That information will help the researchers later, when they're ready to test an experimental Zika vaccine. The second round of the research would recruit volunteers who'd received an experimental vaccine, trying to infect them with Zika six months after their shot. A: In February, the Obama administration requested $1.9 billion for the nation's fight against Zika, including vaccine development, but Congress hasn't approved any of it.

Source: Fox News August 18, 2016 15:11 UTC