Video Ad Feedback
Zika threat looms over Rio Olympics
Residents near Rio Olympic construction worry standing water will attract mosquitoes carrying the Zika virus. CNN's Nick Paton Walsh reports.
02:34
- Source:
CNN
All About The Olympics
16 videos
Video Ad Feedback
Olympic sailors not daunted by sewage in Rio waters
Video Ad Feedback
Dead fish litter Rio's Olympic rowing, canoeing courses