Marine Corps 1st Sgt. Joshua Guffey, right, Capt. Michael Sickels, center, and Dickie Moto, local guide, pause to momentarily rest and adjust their gear while traveling via snow machine from Deering to Kotzebue, Alaska, Dec. 1, 2016. Guffey and Sickels are assigned to Detachment Delta, 4th Law Enforcement Battalion. Air Force photo by Alejandro Pena