CNN The Lead With Jake Tapper January 6, 2016 21:02:00
Of the first hydrogen bomb. the white house this afternoon saying that the latest intelligence has not yet provided any evidence that this device was indeed an h-bomb. we have correspondents here in washington, d.c. as well as china and south korea tracking this alarming development. let's first bring in chief national security correspondent jim sciutto. jim, what do intelligence experts think? does north korea really have a hydrogen bomb, or are they just bluffing? >> much more likely the latter. that's what the white house says. initial analysis this was not a successful hydrogen bomb test. ...