A Coast Guard boat crew aboard a 26-foot Trailorable Aids to Navigation Boat from Aids to Navigation Team Astoria patrols the area of a safety zone on the Columbia River near mile-marker 143, Sept. 14, 2019. A safety zone was placed around salvage operations of the tug Diane to create safer working conditions for the salvage. (U.S. Coast Guard photo by Chief Petty Officer Russell Nichols)