Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

    JUST WATCHED

    What are mosquito-control workers spraying in Miami?

MUST WATCH

What are mosquito-control workers spraying in Miami?

Miami officials have begun spraying an anti-mosquito insecticide to combat the growing Zika virus threat, but whether the chemical is safe for humans remains hotly debated. CNN's Elizabeth Cohen reports.

What are mosquito-control workers spraying in Miami?

Miami officials have begun spraying an anti-mosquito insecticide to combat the growing Zika virus threat, but whether the chemical is safe for humans remains hotly debated. CNN's Elizabeth Cohen reports.