Petty Officer 1st Class Don Ellison, a boatswains mate aboard the Coast Guard Cutter Valiant, assesses pier damage in Frederiksted, St. Croix, following Hurricane Maria, Sept. 21, 2017. The primary mission of the Valiant's crew is to conduct search and rescue, but will also conduct port assessments, deliver relief supplies and help reconstitute the area. (U.S. Coast Guard photo courtesy of Coast Guard Cutter Valiant)