Air Force Chief Master Sgt. Allen Usry, North American Aerospace Defense Command and U.S. Northern Command Command Senior Enlisted Leader, speaks with U.S. 3rd Fleet Command Master Chief Petty Officer Joann Ortloff during a visit to U.S. Coast Guard Station San Diego June 2. The visit was part of the 5th Annual Senior Enlisted Leadership North American Borders Conference, which brought representatives from across Northern Command, Canada Command and the National Guard together to discuss border security, joint and international activities, training and development opportunities and future activities that could affect North America.