There can be repercussions to prisoner exchange deals -- but there is also a long history of enemies trading.
원문출처 : http://edition.cnn.com/video/data/2.0/video/world/2015/01/28/pkg-pleitgen-hostage-negotiation-dangers.cnn.html?eref=edition
원문출처 : http://edition.cnn.com/video/data/2.0/video/world/2015/01/28/pkg-pleitgen-hostage-negotiation-dangers.cnn.html?eref=edition