A Marine with Fox Company, 4th Tank Battalion, 4th Marine Division, looks forward from the gun turret of an Abrams M1A1 Main Battle Tank during exercise Winter Break 2018, near Camp Grayling, Michigan, Feb. 8, 2018. During training day two of Winter Break 18, Fox Co. Marines rehearsed formations, conducted advanced land navigation and terrain identification and performed preventative maintenance checks and services on their armored vehicles and equipment while increasing their operational capacity in single degree temperatures and snow covered terrain.