Brazils Zika fight

Heather Hiscox is in Rio de Janeiro, and shows how Brazils government is taking action »»» Subscribe to CBC News to watch more videos: .
The US President is urging the rapid development of a vaccine for the Zika virus, as it continues to spread across the Americas. Brazil is worst affected.
The mosquitoes spreading the Zika virus are causing an increasing health concern across regions of South America. Brazils government says it will deploy .
Brazil is advising pregnant women to avoid this summers Olympic games over the risk of birth defects from the Zika virus. The World Health Organization took .