When fires raged in the ruins of the World Trade Center on September 11, 2001, Joe LeBleu, a native of Brooklyn and a retired U.S. Army Ranger veteran, was in lower Manhattan. On that day he decided to return to active duty. By the time he received an honorable discharge as a Staff Sergeant, paratrooper, and sniper team leader in the 82nd Airborne Division in 2005, he'd become known as "Long Rifle"--for shooting an Iraqi insurgent at 1,100 meters...