Tension with North Korea more political than military, US chief of staff says Chairman of the Joint Chiefs of Staff Joseph Dunford tells senators North Korea has not changed the posture of its troops despite flaring political tensions with Washington WASHINGTON, AFP , 26 September 2017 -  US relations with North Korea may be 'charged' but tensions in the standoff remain political rather than military, the US chairman of the joint chiefs of staff said Tuesday. 'While the political space is clearly very charged right now, we haven't seen a change in the posture of North Korean forces,' General Joe Dunford told the Senate Armed Services Committee. 'We watch that very carefully,' Dunford said, in response to questions from Republican Senator John McCain about rising tensions with Pyongyang after US President Donald Trump mockingly labeled North Korean leader Kim Jong-Un 'Little Rocket Man' and said his regime 'won't be a...