Marines with 2nd Battalion, 25th Marine Regiment try out their winter camouflage utility covers Dec. 16 during a drill weekend training event in preparation for exercise Cold Response 2010.::r::::n:: Cold Response 2010 is a NATO-sponsored multinational training exercise with the Norwegian Armed forces focused on cold weather maritime/amphibious operations, interoperability of expeditionary forces, and special and conventional ground operations. ::r::::n:: The exercise, previously known as Battle Griffin, will occur entirely north of the Arctic::r::::n::Circle and will emphasize individual and unit cold weather capabilities. The last time U.S. Marines participated in the exercise was 2005. ::r::::n::