Scientists unveiled risk estimates for 50 US cities, with hot spots in the South and East.
The first trimester of pregnancy was associated with the greatest microcephaly risk, the research team found.
The goal is to assess new tools, as current weapons aren't working well against Aedes mosquitoes.
CDC guidance now excludes destinations above 6,500 feet, as Aedes mosquitoes are rare in those areas.
An update today came with strong pleas for Congress to pass $1.9 billion in funding.
The saliva report hints at a possible human-to-human transmission route, and the meningitis report expands the list of possible neuro complications.
Priorities include diagnostic tests, inactivated vaccines, and mosquito-control tools.
The WHO Zika emergency committee, in its 2nd meeting, called for stronger steps.
The WHO has convened its Zika emergency committee for the 2nd time, a 3-day countermeasure meeting begins in Geneva, and a mouse study shows promise for a broad-spectrum antiviral drug.
Research finds 29% of women with Zika have babies with abnormalities as well as evidence that cortical cells in the fetus could be disrupted.