U.S. Marine Corps 1st Sgt. Joshua Guffey, right, Capt. Michael Sickels, center, and local guide Dickie Moto, pause to momentarily rest and adjust their gear while traveling via snow machine from Deering to Kotzebue, Alaska, Dec. 1, 2016. Guffey and Sickels, assigned to Detachment Delta, 4th Law Enforcement Battalion, traveled in sub-zero temperatures to multiple villages in the Northwest Arctic Borough to deliver holiday presents to Alaskan children as part of Toys for Tots. Toys for Tots is supported by the United States Marine Corps Reserve with a goal of delivering, through a new toy during the holiday season, a message of hope to youngsters that will assist them in becoming responsible, productive and patriotic citizens. (U.S. Air Force photo/Alejandro Pena). Original public domain image from Flickr