Tubist Patrick Sheridan plays with the U.S. Air Force Concert Band during a Guest Artist Series performance at the Rachel M. Schlesinger Concert Hall and Arts Center in Alexandria, Va., Jan. 18, 2018. Sheridan has played more than 3,000 concerts in more than 50 countries, and was a member of “the President’s Own” United States Marine Band. (U.S. Air Force photo by Airman Michael S. Murphy)