allowed by the long remaining service life left for the AGM-86 and lack of urgent necessity compared to other defense needs. As of August 24, 2017, the Department of Defense has awarded both Lockheed Martin and Raytheon Corporations with $900 million to develop the LRSO. Contracts end in 2022, when the Department of Defense will select one design to continue further developments. The CALCM was retired on 20 November 2019, replaced in the conventional standoff strike role by the AGM-158B JASSM-ER. See also AGM-154 References External links Boeing.com ALCM/CALCM Photo Gallery Designation Systems' Directory of U.S. Military Rockets and Missiles: AGM-86 Global Security's AGM-86C/D Conventional Air Launched Cruise Missiles Nuclear cruise missiles of the United States AGM-086 Nuclear weapons Nuclear air-to-surface missiles Military equipment introduced in the 1980s