BEIJING - North Korea will cut off all lines of communication with South Korean authorities, state-run media reported Tuesday, in protest at defectors recently launching balloons over the border containing leaflets critical of Pyongyang."This measure is the first step of the determination to completely shut down all contact means with South Korea and get rid of unnecessary thing," the official Korean Central News Agency said.The lines of communication to be severed include one at an inter-Korean liaison office as well as lines between the two countries' militaries and between South Korea's…READ FULL ARTICLE