Canadian Maj. Gen. Langpon escorts Secretary Gates. Canadian Maj. Gen. Langpon (left) escorts Secretary of Defense Robert M. Gates upon his arrival in Banff, Canada, on Sept. 2, 2008. Gates is in Canada to attend the 8th Conference of Defense Ministers of the Americas. SHARE IMAGE: Download Image: Full Size (0.1 MB) Photo By: VIRIN: 601074-F-YPA03-421.jpg Photo Gallery