From left: Mike Callaway, signals intelligence engineer; Earl Sifford, senior business developer; John Miller, AFPEO and Director, Agile Combat Support; Lt. Col. Lea Kirkwood, Automatic Test Systems Division chief; and Col. Michael Kelly, Electronic Warfare and Avionics Division chief; discuss the JSECST electronic warfare tester. (U.S. Air Force photo by Tommie Horton)