Airman 1st Class Adam Rehfeld, 26th Aerial Port Squadron, prepares to tie down a vehicle on board a C-5A Galaxy during a upload demonstration civilian employers.The 433rd Airlift Wing held its 19th Annual Employers' Day at Joint Base San Antonio-Lackland, Texas on Dec. 8, 2012. (Air Force photo/Tech Sgt. Carlos J. Trevino)