NIAGARA-ON-THE-LAKE, Ontario -- U.S. Coast Guard Capt. Steve Wischmann, commander of Coast Guard Sector Buffalo, discusses jurisdictional boundaries and shared challenges along the shared US/Canada border with Capt. Doug Young, assistant chief of staff operations for maritime forces, Joint Task Force Atlantic, at the Marine Security Operation Centre in Niagara-on-the-Lake, Thursday, Sept. 29, 2011.Lt. Col. Kevin Cameron, of Joint Task Force Headquarters, looks on as agency representatives were awaiting news media invited to a briefing in which they would discuss Frontier Sentinel 2011 exercise.U.S. Coast Guard photo by Chief Petty Officer Kyle N. Niemi