U.S. Air Force Capt. Keivn Limberg, 27th Special Operations Wing flight safety officer, speaks with officials from the Roswell International Air Center during a visit from the 27 SOW Safety Office for the Air Force’s Mid-Air Collision Avoidance program, May 30, 2013. Under MACA, safety officers routinely engage with airfield authorities who oversee airspace local to Cannon Air Force Base, N.M., and the surrounding areas. (U.S. Air Force photo/2nd Lt. Angelica Powell)