Aircraft assigned to the 911th Airlift Wing sit on the runway during their Wings Over Pittsburgh 2017 Air Show at Coraopolis, Pa., May 13, 2017. The 911th AW mission is to support their national security objectives by providing fully mission-ready C-130 airlift, aeromedical evacuation and expeditionary combat support forces. (U.S. Air Force/Senior Airman Kimberly Nagle)