U.S. Air Force Col. Tommy W. Seeker, left, a senior

U.S. Air Force Col. Tommy W. Seeker, left, a senior airfield authority officer with 821st Contingency Response Group (CRG), speaks with U.S. Marine Corps Lt. Col. Marcus J. Mainz, the battalion commander of the Battalion Landing Team 2nd Battalion, 6th Marine Regiment, 26th Marine Expeditionary Unit, during joint relief operations coordination at Ceiba, Puerto Rico, Sept. 30, 2017. The Department of Defense is supporting Federal Emergency Management Agency, the lead federal agency, in helping those affected by Hurricane Maria to minimize suffering and is one component of the overall whole-of-government response effort. (U.S. Marine Corps photo by Cpl. Juan A. Soto-Delgado)