Coast Guard Cutter Steadfast participates in a North American Maritime Security Initiative passing exercise, steaming in formation along with the HMCS Brandon and the HMCS Whitehorse from the Canadian Armed Forces approximately 34 miles west of Ensenada, Mexico, Dec. 3, 2015. NAMSI greatly increases interoperability, communication and capability among North American maritime forces. (Coast Guard Photo courtesy Petty Officer 2nd Class Jeremy K. Jenks)