Crewmembers from Coast Guard Aids to Navigation Team Tybee conduct a post Hurricane Irma storm assessment of the navigational aids in the Port of Savannah, Ga., Sept. 13, 2017. One of ANT Tybee's top priorities immediately following a storm is to have the Savannah River open and safe for mariners to operate through the waterways. (U.S. Coast Guard video by Petty Officer 3rd Class Amber Howie/Released)