First case of chikungunya, a mosquito-borne virus, acquired in U.S.
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/07/1024px-Aedes_albopictus_on_human_skin.jpg?fit=860%2C460&ssl=1)
A mosquito on the U.S. mainland from either the species Aedes albopictus (shown) or A. aegypti transmitted chikungunya virus to a man in Florida.
CDC/Wikimedia Commons
A mosquito on the U.S. mainland from either the species Aedes albopictus (shown) or A. aegypti transmitted chikungunya virus to a man in Florida.
CDC/Wikimedia Commons