The Southern Lake Michigan NOAA buoy is lowered down to the water by the crew of the Coast Guard Cutter Mackinaw, a 240-foot icebreaker homeported in Cheboygan, Mich., April 26, 2013. The crew of the Mackinaw is conducting buoy operations along western Lake Michigan as part of Operation Spring Restore. U.S. Coast Guard photo by Petty Officer 1st Class Jason Ashley.