Walter Haith, U.S. Department of Homeland Security U.S. Citizenship and Immigration Services field office director, shows Heni Butterfield wife of Tech. Sgt. Phillip Butterfield, 35th Fighter Wing Public Affairs Media NCO in charge, where to sign her citizenship certificate Misawa Air Base, Japan, Nov. 10. For the first time, USCIS agents have come to Misawa to test prospective U.S. citizens and administer the oath of allegiance. (U.S. Air Force photo/Tech. Sgt. Phillip Butterfield)