The U.S. Army Concert Band accompanied trombone soloist Dr. Evan Williams for a performance of Varietals by Andrew Skaggs at The U.S. Army Band 2026 American Trombone Workshop; CPT Bonnie Alger, conducting. #nationalsymphonyorchestra #nso #armyband #concertband #band #tusab #armymusic #militarymusic #tenortrombone #trombone #atw2026 #atw #music