STRAITS OF MACKINAC - Chief Warrant Officer Jason Rizzi, with the Pacific Strike Team, Mark Wagner, with the Seventeenth District's Response Management Division and Chief Petty Officer Kristin Epperson, with the Coast Guard Cutter Hollyhock operate a skimmer aboard the Coast Guard Cutter Hollyhock near Mackinac Island, Jan. 25, 2012. The crew of the Hollyhock, the Strike Force and the Seventeenth District are participating in a project led by the Coast Guard's Research and Development Center, showcasing techniques for removing spilled oil from a frozen environment. U.S. Coast Guard photo by Petty Officer 1st Class Matthew Schofield.