Petty Officer 3rd Class Daniel Perez, a flight mechanic aboard a MH-65 Dolphin helicopter from Coast Guard Air Defense Facility Washington, D.C., communicates with the pilots while conducting interception exercises over the National Capitol Region, January 19, 2013. Coast Guard aircrews from Coast Guard Air Defense Facility Washington, D.C. will be augmenting security during the 2013 presidential inauguration. (U.S. Coast Guard photo by Petty Officer 3rd Class Matthew S. Masaschi)