 Gabriella Paz-Bailey is head of the Dengue branch at the Centers for Disease Control and Prevention. She says people can keep mosquitoes out of their homes. By dumping standing water and by using window screens and potentially, if possible, also using air conditioning because that helps keep mosquitoes out. Outside, she says, people can reduce mosquito bites by wearing long pants and sleeves and EPA-registered insect repellents. Ping Huang, NPR News.