There are 32,814 confirmed Zika cases in the U.S., according to the Centers for Disease Control and Prevention. This includes 4,091 cases in the continental U.S. and 28,723 cases in the U.S. territories of Puerto Rico, the U.S. Virgin Islands and American Samoa.

The first local spread of Zika virus through infected mosquitoes in the continential U.S. occurred in Miami, Florida in late July.