The world is closer to doomsday.
원문출처 : http://edition.cnn.com/2015/01/23/us/feat-doomsday-clock-three-minutes-midnight/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/01/23/us/feat-doomsday-clock-three-minutes-midnight/index.html?eref=edition