U.S. Army Pvt. Hassan Alawady and Spc. Kartik Joon, 7th Transportation Brigade (Expeditionary) cargo specialists, secure chains into place to secure cargo onto a rail car at Fort Eustis, Va., July 20, 2016. The brigade trains on various cargo loading skills to ensure constant preparation for contingency operations. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

U.S. Army 7th Transportation Brigade (Expeditionary) Soldiers wrench chains into place to secure a High Mobility Multipurpose Wheeled Vehicle at Fort Eustis, Va., July 20, 2016. The 7th TB(X) is the Army’s only active component Army unit that exclusively executes logistics over-the-shore operations, for which this training prepares Soldiers. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

U.S. Army Pvt. James Harrington, 7th Transportation Brigade (Expeditionary) cargo specialist, wrenches chains into place to secure a High Mobility Multipurpose Wheeled Vehicle at Fort Eustis, Va., July 20, 2016. Cargo specialists are responsible for transferring or supervising the transfer of passengers, cargo and equipment to and from air, land and water. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

U.S. Army 7th Transportation Brigade (Expeditionary) Soldiers, move containers using a rough terrain container handler during a cargo-load training at Fort Eustis, Va., July 20, 2016. The 7th TB(X) is a direct reporting unit to the XVIII Airborne Corps and maintains a critical link to its strategic partners across the U.S. Transportation Command, the combatant commands, the Army Materiel Command, and its total force maritime partners. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)

U.S. Army 7th Transportation Brigade (Expeditionary) Soldiers, load vehicles and cargo containers onto a rail car during training at Fort Eustis, Va., July 20, 2016. Technical training for a cargo specialist requires 10 weeks of Basic Combat Training and eight weeks of Advanced Individual Training with on-the-job instructions. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)