Col. Albert Miller, 22nd Air Refueling Wing commander, welcomes attendees to the Midair Collision Avoidance seminar Oct. 17, 2015, at McConnell Air Force Base, Kan. The MACA event included briefings from the McConnell safety office, base leadership and a KC-135 Stratotanker static display. (U.S. Air Force photos by Airman 1st Class Tara Fadenrecht)