Petty Officer 2nd Class Bill Glenn and Petty Officer 1st Class Brian Korte, members of the military dive team aboard Coast Guard Cutter Polar Star, are hoisted out of icy water after completing an underwater inspection of the ship while moored at the National Science Foundation's McMurdo Station, Antarctica, Jan. 23, 2015. Polar Star's crew is operating in Antarctica supporting Operation Deep Freeze. (U.S. Coast Guard photo by Petty Officer 1st Class George Degener)