A C-17 Globemaster III, based at Joint Base Lewis-McChord, Wash., lands on the ice at McMurdo Station, Antarctica, during an Operation Deep Freeze mission Oct. 2, 2010. Fifteen Reserve and 20 active-duty Airmen from McChord currently are deployed to Christchurch, New Zealand, to support Operation Deep Freeze missions. (U.S. Air Force photo/Chief Master Sgt. James Masura)