Air Force Senior Airman Michael Vetta tightens down chains holding a mobile air traffic control tower onto a C-17 Globemaster III at Mountain Home Air Force Base, Idaho, Sept. 12, 2017, during relief efforts following the aftermath of Hurricane Irma. Vetta is a loadmaster assigned to the 437th Airlift Wing. Air Force photo by Airman 1st Class JaNae S. Capuno