Last week, Miller told the Atlantic Council that "North Korea's shrill public pronouncements underscore the need for the U.S. to continue to take prudent steps to defeat any future North Korean" intercontinental ballistic missile.
U.S. to beef up missile defense
North Korea recently threatened attack on South Korea, US
POSTED: 10:29 AM PDT March 15, 2013 UPDATED: 5:59 PM PDT March 15, 2013
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