U.S. Army Drill Sergeant Staff Sgt. Avila, assigned to 1st Battalion, 34th Infantry Regiment, directs trainees on the first day of Basic Combat Training on June 12, 2017 at Fort Jackson, S.C. Some Marine drill instructors recently visited Fort Jackson in July 2018 to see how the Army transforms civilians into Soldiers and gain valuable takeaways for the improvement of their own boot camp.