U.S. Air Force Staff Sgt. Curtis Sibby prepares cargo for travel at Al Udeid Air Base, Qatar, in support of Operation Inherent Resolve, Dec. 22, 2015. Sibby is a loadmaster assigned to the 816th Expeditionary Airlift Squadron loadmaster. Inherent Resolve is the coalition intervention against the Islamic State of Iraq and the Levant. U.S. Air Force photo by Tech. Sgt. Nathan Lipscomb