In his thesis, Foreign Flag Vessels in the Great Lakes and the Risk to Homeland Security, USCG Lieutenant Commander Christopher Sweeney strives to bring an awareness of the problem that ships coming into the Great Lakes bring in terms of threats and increased risk to the United States in addition to the challenges faced when coordinating security efforts in this arena when working with an international partner who has their own legal structure and internal systems which must be understood and considered when working together in a shared region.