Former chairman of the House Intelligence Committee and 'Declassified' host Mike Rogers explains how to conduct a dead drop.
원문출처 : http://www.cnn.com/videos/us/2016/06/21/what-is-a-dead-drop-declassified-mike-rogers-orig.cnn
원문출처 : http://www.cnn.com/videos/us/2016/06/21/what-is-a-dead-drop-declassified-mike-rogers-orig.cnn