"America, you're calling us, still our home sweet home," the lyrics say. "Oh let me tell you that I love you, that I think about you all the time. America, you're calling us, still our home sweet home ...

In the U.S. Army, music isn’t just background noise, it’s a heartbeat. It’s the sound of unity, of home, of hope when things get hard. And for the Soldiers who wear the uniform and play the notes, ...