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Col. Mastalir assumes command of the 30th SW
Col. Anthony J. Mastalir, 30th Space Wing commander, speaks during a change of command ceremony July 12, 2019, at Vandenberg Air Force Base, Calif. As the new commander of the 30th SW, Mastalir will be in charge of operations for the Western Range, assuring continued access to space. (U.S. Air Force photo by Staff Sgt. Brittany E. N. Murphy)