“The situation at that time was that the DMZ was now overgrown with trees and the MDL mark was not clearly visible,” Lee said.

“There was no road, and the (North Korean soldiers) were moving through the bushes, and we were observing (them) even before they got close to the MDL,” Lee said.

“We believe that they did not intend to invade, considering that they immediately moved northward after the warning broadcasts and warning shots.”