RANDOLPH AFB, Texas, Dec. 2 -- The U.S. Air Force Air Education and Training Command issued the following news: Children who are subject to constant relocation are typically from a military family, right? This isn't true for U.S. Air Force Airman 1st Class Charles Houck and others like him. From the ages of 6 to 12, Houck was placed into foster care due to unfortunate circumstances. As a result, he moved often--staying in different group homes in several states. From 12 to 15, he was briefly   more