North Korea might have dispatched a fresh batch of devices needed to initiate a nuclear test and analyze data from the explosion, a US think tank said Wednesday, fueling speculation that the communist regime has inched closer to conducting another nuclear test. Analysis of commercial satellite imagery at the Punggye-ri nuclear test site by 38 North, a blog run by the US-Korea Institute at Johns Hopkins University, showed three to four vehicles or trailers at the entrance to the North Portal, where the communist state carried out four rounds of nuclear tests.
