Reported by: Anne O’Keefe, MD, Justin Frederick, MPH, Bonnie Harmon, MSN, Douglas County Dept of Health; Tom Safranek, MD, Nebraska Dept of Health and Human Svcs. Bryan F. Buss, DVM, Career Epidemiology Field Officer Program, Office for Public Health Preparedness and Emergency Response. Benjamin J. Park, MD, Div of Foodborne, Waterborne, and Environmental Diseases, National Center for Emerging and Zoonotic Infectious Diseases; Kristin Yeoman, MD, EIS Officer, CDC. Corresponding contributor: Kristin Yeoman, firstname.lastname@example.org, 402-471-1376.