Two U.S. Army CH-47 Chinook helicopters with the 16th Combat Aviation Brigade land at Coast Guard Air Station Kodiak, Alaska, Jan. 4, 2013. Members of the 16th Combat Aviation Brigade helped transport heavy equipment that was to be used to move the Kulluk, a drill barge that ran aground off Sitkalidak Island in the Gulf of Alaska, Dec. 31, 2012. (U.S. Coast Guard photo by Petty Officer 3rd Class Jonathan Klingenberg/Released)