Sparky the Fire Dog, official mascot of the National Protection Association, attempts to dunk Senior Airman Brandon Thompson, 11th Security Forces Squadron unit facility manager, during a National Night Out event held at the Liberty Park welcome center on Joint Base Andrews, Md., Aug. 2, 2016. The event had demonstrations from various units on base, including the 11th Civil Engineer Squadron Fire Department and 11th SFS. (U.S. Air Force photo by Airman Gabrielle Spalding)