PORTAGE, Mich. - Petty Officer 2nd Class Lonny Pendle of Coast Guard Cutter Alder discards a piece of rope after just cutting it off some chain while the Alder underway on the Keweenaw River on Lake Superior, Nov. 12, 2008. CGC Alder is part of Operation Fall Retrieve, which switches all buoys in the Great Lakes with more durable ice buoys before the winter freezes the Lakes.