When I was nine, I knew I was going to join the military. I knew my destiny, my purpose. There was no need for a backup plan. As I got older, it became clear that nothing was going to change that for me. When September eleventh happened, I was in my English class, watching the fear that blanketed our country. My high school was just 15 minutes from O'Hare International Airport. It was the event that made it clear to me who I was and what I wanted: to protect those whom I love. So, I joined...