Members of the Coast Guard Ceremonial Honor Guard march after presenting colors aboard Coast Guard Cutter Mackinaw during the welcoming ceremonies for Christmas Ship festivities at Chicago's Navy Pier Dec. 1, 2012.  The cutter crew is bringing 1,300 Christmas trees from northern Michigan to recreate Chicago's historic Christmas Ship.U.S. Coast Guard photo by auxiliarist Jay Katzman
<br>Unit: U.S. Coast Guard Headquarters
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