Canadian Coast Guard Deputy Superintendent Amanda Greer discusses the importance of the Coast Guard's new Great Lakes Center of Expertise while U.S. Sen. Gary Peters observes Aug. 24, 2022. The center, which will research freshwater oil spills and help develop effective responses, is headquartered at Lake Superior State University in Sault Ste. Marie with an additional office in Ann Arbor. U.S. Coast Guard photo by Chief Petty Officer John Masson.