Coast Guard Lt. j.g. Brian Hagerty (right) reviews navigational equipment with Ensign Carlie Gilligan Saturday, Aug. 26, 2017, prior to the crew getting underway to the Arctic from Dutch Harbor, Alaska.
The Coast Guard has carried out missions in the Arctic region since 1867 when Alaska first became part of the United States.
U.S. Coast Guard photo by Petty Officer 3rd Class Amanda Norcross