Ruck Run Army 2nd Lt. Zachary Simon runs down the last stretch of a 12-mile ruck march during an E3B test at Fort Liberty, N.C., Sept. 21, 2024. The E3B gives soldiers the opportunity to earn the expert infantryman badge, expert soldier badge or the expert field medical badge. SHARE: Download: Full Size (1.36 MB) Tags: army Credit: Army Pfc. Jadyn Merritt VIRIN: 240921-A-BD504-1008A.JPG Photo Gallery