Coast Guard National Strike Force members, with support from Coast Guard Cutter Healy deck crewmembers, raises a self-propelled oil skimmer after a test evolution in the Arctic Ocean off the coast of Alaska, July 29, 2017. The NSF utilized Healy as a platform to test new technologies like the oil skimmer in various ice conditions in an effort to increase its efficiency in recovering oil in a response situation. U.S. Coast Guard photo by Senior Chief Petty Officer Rachel Polish