The U.S. Military Sea-Lift Command chartered container ship MV "Ocean Giant" makes its approach to the ice pier at McMurdo Station prior to the start of port cargo handling evolutions in support of Operation Deep Freeze 2015. Deep Freeze is an annual U.S. Pacific Air Forces-led joint interagency mission to provide logistical and transportation support to the National Science Foundation and the U.S. Antarctic Program (USAP). Joint Task Force-Support Forces Antarctica coordinates strategic inter-theater airlift, tactical deep field support, aeromedical evacuation support, search and rescue response, sealift, seaport access, bulk fuel supply, port cargo handling, and transportation requirements for USAP.