National Police Week Retreat
ELLSWORTH AIR FORCE BASE, S.D. -- South Dakota and 28th Security Forces Squadron law enforcement vehicles line up with their lights on at the National Police Week Retreat ceremony, May 14. Peace Officers Memorial Day, a holiday created by former United States President John F. Kennedy, is recognized on May 15 every year. (U.S. Air Force photo/Airman 1st Class Corey Hook)