Secretary Gates signs a memorandum of understanding Secretary of Defense Robert M. Gates signs a memorandum of understanding with Polish Defense Minister Bogdan Klich at the II Mech Corps Headquarters in Krakow, Poland, on Feb. 19, 2009. Gates is in Poland to attend the Krakow Defense Ministry Conference. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 247617-Z-DUZ76-962.jpg Photo Gallery