ROK prepares for possible conflict with DPRK

The Republic of Korea (ROK)'s Army tanks cross a river during their river-crossing exercise in preparation against the possible conflict with the Democratic People's Republic of Korea(DPRK) on the Bukhan river in Hwacheon, about 20 km (12 miles) south of the demilitarized zone separating the two countries, northeast of Seoul, May 31, 2010. [Photo/Agencies]