MCMURDO, ANTARCTICA (Jan. 10, 2007)- Seaman Sam Snippa throws over the heaving line to put a line on the "ice pier" at McMurdo Station. The Coast Guard Cutter Polar Sea made a port call to McMurdo to refuel and resupply needed items. The Polar Sea is on a six-month deployment as a part of the Air Force-led Joint Task Force Support Forces Antarctica, Operation Deep Freeze 2007, clearing a navigable channel for supply ships to get needed equipment and goods to scientists working in McMurdo. (US Coast Guard Photo by Petty Officer Kevin J. Neff)