U.S. Air Force Master Sgt. Joseph Martell, foreground, the lead production superintendent for the 480th Aircraft Maintenance Unit, surprises his son during his high school football game in Brussels, Belgium, Sept. 21, 2013, after returning from a deployment to Southwest Asia in support of Operation Enduring Freedom. (U.S. Air Force photo by Airman 1st Class Gustavo Castillo/Released)