Lt. Col. John B. Gilliam, commander, 1st Battalion,

Lt. Col. John B. Gilliam, commander, 1st Battalion, 66th Armor Regiment, 3rd Armored Brigade Combat Team, 4th Infantry Division, speaks to Colorado-based media Nov. 29, 2016, about the brigade's rail-load operations to transport more than 2,000 pieces of rolling stock to a seaport in Texas at the railhead at Fort Carson, Colorado. The "Iron Brigade," as 3rd Brigade also is known, is concluding the loading of its complete set of armored equipment bound for Bremerhaven, Germany, before onward movement to Poland in January in support of Operation Atlantic Resolve. The arrival of the heavy brigade will mark the beginning of a continuous presence of an armored brigade combat team in central and eastern Europe to strengthen NATO deterrence and defense efforts.