<iframe width="580" height="385" src="https://www.youtube.com/embed/HyZ7-z1vIa4?hl=en" frameborder="0" allowfullscreen></iframe> <br>Captain Luis Avila, a U.S. Army veteran, was severely wounded by an IED explosion during an Afghanistan deployment. Now, he uses music as a therapy ... <br><a href="https://www.youtube.com/watch?v=HyZ7-z1vIa4">source</a>