The 821st Contingency Response Group equipment is offloaded from a C-17 Globemaster lll from Travis Air Force Base Calif., at Roosevelt Roads, Puerto Rico, Sept. 26, 2017. A 70 member contingency response element from the 821st Contingency Response Group stationed at Travis Air Force Base, Calif., deployed to Puerto Rico in support of Hurricane Maria relief efforts. (U.S. Air Force photo by Staff Sgt. Robert Hicks)