<iframe width="580" height="385" src="https://www.youtube.com/embed/q2PeVEcebTk?hl=en" frameborder="0" allowfullscreen></iframe> <br>During his Afghanistan tour serving in the US Army, Tyler Gregory, 21, was shot, fell off a cliff, and had his vehicle blown up by an ... <br><a href="https://www.youtube.com/watch?v=q2PeVEcebTk">source</a>