If someone had asked me the question "What do you think of your older brother?" two years ago, I would have said, "I love him, but I don't particularly like him." Two years ago, Shawn, an average college freshman, attended Mayville State University. Twenty-three months ago, his sergeant called him, saying their company was on alert for deployment to Iraq. Twenty months ago, my family and I said goodbye and left Shawn in Fort Carson, Colorado, a few days before he left for "the big sandbox."...