160618-N-YO707-061 Washington, D.C. (June 18, 2016) U.S. Department of Transportation Secretary Anthony Foxx and his family watch a 3D printing machine in action on Mid-Atlantic Regional Maintenance Center's (MARMC) Fab Lab during National Maker Faire at University of the District of Columbia, Washington, D.C., June 18, 2016. MARMC Fab Lab is showcased at the Second Annual National Maker Faire in Washington, D.C. (U.S. Navy photo by Mass Communication Specialist 2nd Class Cyrus Roson/ Released)