[From left to right] U.S Air Force Airman 1st Class Dominque McNeal, 20th Communications Squadron network security technician, and Senior Airman Roberto Sanders, 20th Civil Engineer Squadron knowledge manager, construct mailboxes at the U.S. Post Office, Shaw Air Force Base, S.C., March 10, 2014. The mailboxes will be installed for residents living in the dorms to centralize mail delivery. (U.S. Air Force photo by Airman 1st Class Diana M. Cossaboom/Released)