Some Florida Blood Donation Centers Close Amid Zika Investigation
01:44
Aggressive mosquito control efforts are underway after federal officials announced four new cases of Zika in South Florida, with growing evidence they may have been transmitted within the country.July 28, 2016
UP NEXT
Deadly tornadoes in Mississippi leave behind path of destruction
01:21
Watch: Giant Pacific octopus rescue caught on camera
01:49
At least 2 killed, several missing in Pennsylvania factory explosion
00:49
At least two dead, 10 hospitalized after medical emergency on Texas train
01:16
U.S. and Canada strike new deal to turn back asylum seekers
03:26
Multiple U.S. airports face disturbances delaying flights