Petty Officer 2nd Class Colton Courtway, an aviation survival technician from Coast Guard Sector Columbia River, instructs a group of Coast Guard service members at Cullaby Lake County Park in Warrenton, Ore. Oct. 3, 2019. The sand of the volleyball court was used to demonstrate a survival technique used to build a simple shelter on a beach-like environment. (U.S. Coast Guard photo by Petty Officer 3rd Class Trevor Lilburn)