North Korea Nuclear Threat

April 6, 2013 - 3:27 AM
FILE - In this April 15, 2012, file photo, a North Korean vehicle carrying a missile passes by during a mass military parade in Pyongyang's Kim Il Sung Square to celebrate the centenary of the birth of the late North Korean founder Kim Il Sung. North Korea is probably years away from perfecting the technology to back up its bold threats of a pre-emptive strike on America. But some nuclear experts say it might have the know-how to fire a nuclear-tipped missile at South Korea and Japan, which host U.S. military bases. (AP Photo/David Guttenfelder, File)