Coast Guard National Strike Force members, with support from Coast Guard Cutter Healy deck crewmembers, hoist a self-propelled Arctic oil skimmer after an initial test in the Bering Sea northwest of St. George, Alaska, July 24, 2017. The Coast Guard Research and Development Center often deploys existing oil spill response technologies to better understand the limitations and capabilities, especially in the Arctic environment. U.S. Coast Guard photo by Senior Chief Petty Officer Rachel Polish