Aerial porters load cargo onto a C-17 Globemaster III aircraft in preparation for Hurricane Maria relief efforts, Sep. 30, 2017, at Travis Air Force Base, Calf. The aircraft from March Air Reserve Base, Calif., will deliver a 65-member Contingency Response Element to Aguadilla, Puerto Rico to establish command and control of the airfield and provide aerial port and maintenance support during Hurricane Maria relief efforts. (U.S. Air Force photo by Tech. Sgt. Liliana Moreno/Released)