A sexual assault medical kit is displayed at the Rapid City Regional Hospital in Rapid City, S.D., Dec. 11, 2012. In the event of the investigation, it is important for the victim of a sexual assault to save all possible evidence to include clothing, underwear and bed linen, to help identify a perpetrator. (U.S. Air Force photo by Airman 1st Class Kate Thornton-Maurer/Released)