Colombian President Juan Manuel Santos will visit South Korea next week for talks with President Lee Myung-bak on economic cooperation and other issues, the presidential office announced Wednesday. Santos will arrive on Sept. 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, the office said in a statement. In summit talks scheduled for Sept. 15, Lee and Santos plan to discuss a possible free trade agreement between the two countries and cooperation on a wide range of areas, such as energy and resources, infrastructure and plant construction, science and technology and cultural exchanges, the statement said