U.S. Air Force Tech. Sgt. Gréta K. Ásgeirsson, a U.S. Air Force Band principal harpist, plays during the opening of the 1st Helicopter Squadron’s 50th anniversary gala at Joint Base Andrews, Md., Dec. 6, 2019. The 1st HS operates the UH-1N Iroquois “Huey” conducting high-priority airlift missions and contingency response in the National Capital Region. (U.S. Air Force photo by Airman 1st Class Spencer Slocum)