Colombian President Juan Manuel Santos will visit South Korea next week for summit talks with South Korean President Lee Myung-bak on economic cooperation and other issues, the presidential office announced Wednesday. According to South Korean (Yonhap) News Agency, Santos will arrive on September 14 for a three-day state visit that will also include a visit to the Demilitarized Zone separating the two Koreas, a meeting with South Korean business leaders and a tour of industrial facilities.