Track Replacement Army Sgt. Ryan Duginski and members of his tank crew replace two sections of track on an M1A1 Abrams tank at the Gen. Gordon Sullivan Cup best tank crew competition at Fort Benning, Ga., May 3, 2016. Duginski is assigned to the Tennessee Army National Guard’s H Troop, 2nd Squadron, 278th Armored Cavalry Regiment. Army photo by Sgt. 1st Class Jon Soucy SHARE: Download: Full Size (1.81 MB) Tags: Guard, Soldiers, Army Credit: Sgt. 1st Class Jon Soucy VIRIN: 160503-Z-WU705-107A.JPG Photo Gallery