The disabled fishing vessel Antarctic Chieftain sits beset by ice near Cape Burks, Antarctica, Feb. 14, 2015. The crew of the Coast Guard Cutter Polar Star is on scene with the vessel to provide assistance and support. Polar Star's crew has been underway in Antarctica in support of Operation Deep Freeze 2015, part of the U.S. Antarctic Program, managed by the National Science Foundation. (U.S. Coast Guard photo by Petty Officer 1st Class George Degener)