821st CRG deploys to Puerto Rico in support of Hurricane Maria relief efforts
Air Force Staff Sgt. Trevor Black, a small package initial communications element technician with the 821st Contingency Response Support Squadron, checks wires on a satellite communication antenna at Roosevelt Roads, Puerto Rico, Sept. 25, 2017. A 70-member contingency response element from the 821st Contingency Response Group at Travis Air Force Base, Calif., deployed to Puerto Rico in support of Hurricane Maria relief efforts. Air Force photo by Staff Sgt. Robert Hicks