Col. Douglas N. Strawbridge, 911th Airlift Wing commander, gives a speech during an assumption of command ceremony at the Pittsburgh International Airport Air Reserve Station, April 6, 2018. Strawbridge, formerly the 911th AW vice commander, will lead the wing through a period of change as it converts its mission capabilities from the C-130 Hercules aircraft to the C-17 Globemaster III. (U.S. Air Force photo by Staff Sgt. Marjorie A. Bowlden).