North Korea Nuclear Test Site

April 27, 2012 - 6:15 PM
This April 18, 2012 satellite image provided by GeoEye appears to show a train of mining carts, at the lower center of the frame, and other preparations underway at North Korea's Punggye-ri nuclear test site but no indication of when a detonation might take place, according to analysis by the U.S.-Korea Institute at Johns Hopkins School of Advanced International Studies. (AP Photo/GeoEye)