The Israel Missile Defense Organization (IMDO) of the Directorate of Defense Research and Development (DDR&D) and the U.S. Missile Defense Agency (MDA) successfully completed a series of tests of the David’s Sling Weapon System. This test series, designated David’s Sling Test-4 (DST-4), was the fourth series of tests of the David’s Sling Weapon System and the final milestone before declaring delivery of an operational system to the Israeli Air Force in 2016. See www.mda.mil for more information.