North Korea warned early Thursday that its military has been cleared to attack the U.S. using “smaller, lighter and diversified nuclear” weapons, while the U.S. said it was strengthening protection in the region and seeking to defuse the situation.

Read more: http://world.time.com/2013/04/03/n-korea-warns-military-cleared-to-wage-nuke-attack/#ixzz2ROqiC7I7