Guitar Player Operation "Yellowstone" Vietnam: Following a hard day, a few members of Company A, 3rd Battalion, 22nd Infantry Regiment (Mechanized), 25th Infantry Division, gather around a guitar player and sing a few songs. SHARE IMAGE: Download Image: Full Size (0.77 MB) Tags: Veterans Week, Vietnam War, Veterans Day Photo By: National Archives VIRIN: 680118-O-ZZ999-101Y.JPG Photo Gallery