Lt. Col. Cory Scates (left), quality assurance/ quality

Lt. Col. Cory Scates (left), quality assurance/ quality control officer-in-charge, 194th Engineer Brigade Tennessee National Guard, and Major Aleksandrov (right), Deputy Commander, Bulgarian Army, discuss the factors influencing the decision of specific locations of the battle positions on the tank maneuver lanes, April 12, 2016. Construction of the maneuver lanes is part of Operation Resolute Castle, a NATO led operation focused on increasing the military infrastructure of Eastern European countries. (U.S. Army photo by Spc. Staci Evbuomwan, 194th Engineer Brigade Tennessee National Guard)