evidence: Notes from the Field: Measles Outbreak at a United States Immigration and Customs Enforcement Facility ― Arizona, May–June 2016 [...] FIGURE. Confirmed measles cases (N = 31) in an immigration and customs enforcement facility, by date of rash onset and staff member/detainee status — Arizona, May 6–June 26, 2016 [...] Suggested citation for this article: Venkat H, Kassem AM, Su C, et al. Notes from the Field: Measles Outbreak at a United States Immigration and Customs Enforcement Facility ― Arizona, May–June 2016. MMWR Morb Mortal Wkly Rep 2017;66:543–544. DOI: http://dx.doi.org/10.15585/mmwr.mm6620a5.