U.S. Marines with Golf Company, 2nd Battalion, 2nd Marine Regiment, 2nd Marine Division patrol in Brostadbotn, Norway, March 14, 2014, during exercise Cold Response 14. Cold Response is a Norwegian-led exercise to rehearse high-intensity operations in winter conditions. Participants are from 15 NATO nations with the largest group of participants coming from the United States, Canada, France, the Netherlands, Great Britain and Sweden.