The Iowa Department of Public Health estimates that 500 Iowans are infected with HIV, but don’t know it. On this River to River, hear about efforts to get every Iowan tested for HIV, what prevention measures are being used today, treatment, and what it means to have HIV and AIDS today. And we’ll hear about Iowa’s HIV transmission law and the case of a gay Iowan man living with HIV who was charged with criminal transmission of HIV.