U.S. Air Force Staff Sgt. Titus Poulose of the 263rd Combat Communications Squadron with the North Carolina Air National Guard, operates communications equipment inside of a special cold-weather tent while deployed in support of Operation Deep Freeze (ODF), at McMurdo Station, Antarctica, Dec. 6, 2018. ODF is a military mission in support of the National Science Foundation throughout the continent of Antarctica, to provide air, land, and sea support to McMurdo Station. (Courtesy photo submitted by Civ. Johnny Chiang)

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