25.Speaking to national television, a HUR special forces officer with the call sign Viking revealed details of the operation, adding a further four Russian soldiers "tried to leave the plant and were neutralized outside the perimeter.""The battle lasted a little over a week. There was intense shelling from the enemy. The enemy at the factory put up a lot of resistance, but in the end we completed the task," he said.Russian troops had been in control of the Vovchansk plant for several months before the facility was recaptured on Sept. 24., HUR previously reported."The plant is destroyed and damaged. But it is possible to maintain a defense there," Viking said.The Kyiv Independent could not verify these claims.HUR Chief Kyrylo Budanov was briefed on the "successful completion of the operation," HUR said in a statement on Sept.