Only reason Kim Jung Un declared halt to nuclear testing is because his mountain nuclear test site collapsed.
There is a very high risk of radioactive exposure in China and surrounding areas as a result. Trumps dumb ass took credit for it. Kim Jung Un is playing the U.S. President. How far have we fallen.
http://www.realclearlife.com/daily-brief/north-korea-may-have-suspended-tests-because-nuclear-test-site-collapsed/