ATLANTIC OCEAN (Sept. 1, 2021) The Arleigh Burke-class guided-missile destroyer USS Forrest Sherman (DDG 98) sails alongside the Royal Canadian Navy Halifax-class frigate HMCS Toronto (FFH 333) and the Canadian commercial container ship MV Asterix during a replenishment-at-sea. Forrest Sherman is participating in Exercise Frontier Sentinel alongside U.S. Coast Guard, and Canadian Allies to enhance their Arctic capabilities. (U.S. Navy Photo by Mass Communication Specialist Seaman Theoplis Stewart II)