Executive Summary of NCIS Report of investigation regarding alleged assault of one or more Enemy Prisoners of War (EPW) by U.S. Navy employee in Iraq. Alleged abuse first reported in counseling session in early October 2003 at Naval Hospital Oak Harbor (NHOH) in Washington. Executive summary includes summaries of interviews with NHOH corpsmen re their knowledge of unnamed corpsman's mistreatment of EPWs during deployment in Iraq from mid-January to mid-September 2003. Unnamed corpsman allegedly "roughed up" detainees and pushed EPWs' face(s) into dirt to force compliance with orders. One corpsman interviewed stated that the unnamed corpsman admitted to hitting an EPW "with an empty, tan, plastic, five-gallon water container for not complying with orders." Investigation concludes that prosecution or discipline unwarranted; concluded without further action.