Report: South Korea Monitoring Another Site in the North

South Korea's intelligence authorities were closely monitoring "suspicious movement" at another North Korean site Monday night in the northeast part of the country, according to a report by the Yonhap News Agency based in Seoul.

Intelligency officials reportedly were watching Punggye-ri in North Hamgyeong Province, and had spotted up to 40 personnel and vehicles moving around the area, Yonhap quoted Kim Seung-kyu, South Korea's chief intelligence official.

"We are closely watching whether Pyongyang intends to conduct another nuclear test," Kim said.